1141071 has 8 divisors (see below), whose sum is σ = 1558704. Its totient is φ = 742080.

The previous prime is 1141067. The next prime is 1141081. The reversal of 1141071 is 1701411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1141071 - 2² = 1141067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1141071.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4516 + ... + 4761.

It is an arithmetic number, because the mean of its divisors is an integer number (194838).

2^1141071 is an apocalyptic number.

1141071 is a deficient number, since it is larger than the sum of its proper divisors (417633).

1141071 is an equidigital number, since it uses as much as digits as its factorization.

1141071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9321.

The product of its (nonzero) digits is 28, while the sum is 15.

The square root of 1141071 is about 1068.2092491642. The cubic root of 1141071 is about 104.4970962923.

Adding to 1141071 its reverse (1701411), we get a palindrome (2842482).

The spelling of 1141071 in words is "one million, one hundred forty-one thousand, seventy-one".