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1411 = 1783

1411 has 4 divisors (see below), whose sum is σ = 1512. Its totient is φ = 1312.

The previous prime is 1409. The next prime is 1423. The reversal of 1411 is 1141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1141 = 7163.

It is a cyclic number.

It is not a de Polignac number, because 1411 - 21 = 1409 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12 and base 15.

It is a junction number, because it is equal to n+sod(n) for n = 1394 and 1403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25 + ... + 58.

It is an arithmetic number, because the mean of its divisors is an integer number (378).

21411 is an apocalyptic number.

1411 is a deficient number, since it is larger than the sum of its proper divisors (101).

1411 is an equidigital number, since it uses as much as digits as its factorization.

1411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100.

The product of its digits is 4, while the sum is 7.

The square root of 1411 is about 37.5632799420. The cubic root of 1411 is about 11.2161120147.

Adding to 1411 its reverse (1141), we get a palindrome (2552).

It can be divided in two parts, 14 and 11, that added together give a square (25 = 52).

The spelling of 1411 in words is "one thousand, four hundred eleven", and thus it is an iban number.

Divisors: 1 17 83 1411