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1041 = 3347
BaseRepresentation
bin10000010001
31102120
4100101
513131
64453
73015
oct2021
91376
101041
11867
12729
13621
14545
15496
hex411

1041 has 4 divisors (see below), whose sum is σ = 1392. Its totient is φ = 692.

The previous prime is 1039. The next prime is 1049. The reversal of 1041 is 1401.

Adding to 1041 its reverse (1401), we get a palindrome (2442).

It can be divided in two parts, 104 and 1, that added together give a triangular number (105 = T14).

1041 is nontrivially palindromic in base 5 and base 14.

1041 is an esthetic number in base 14, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1401 = 3467.

It is a cyclic number.

It is not a de Polignac number, because 1041 - 21 = 1039 is a prime.

It is a D-number.

1041 is an undulating number in base 5 and base 14.

It is a Curzon number.

1041 is a lucky number.

It is a nialpdrome in base 13 and base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 1041.

It is not an unprimeable number, because it can be changed into a prime (1049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171 + ... + 176.

It is an arithmetic number, because the mean of its divisors is an integer number (348).

It is an amenable number.

1041 is a deficient number, since it is larger than the sum of its proper divisors (351).

1041 is an equidigital number, since it uses as much as digits as its factorization.

1041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 1041 is about 32.2645316098. The cubic root of 1041 is about 10.1348403037.

The spelling of 1041 in words is "one thousand, forty-one", and thus it is an iban number.

Divisors: 1 3 347 1041