1157440411 has 8 divisors (see below), whose sum is σ = 1166269104. Its totient is φ = 1148636640.

The previous prime is 1157440391. The next prime is 1157440429. The reversal of 1157440411 is 1140447511.

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

It is a cyclic number.

It is not a de Polignac number, because 1157440411 - 2⁵ = 1157440379 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1157440411.

It is not an unprimeable number, because it can be changed into a prime (1157440441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92925 + ... + 104641.

It is an arithmetic number, because the mean of its divisors is an integer number (145783638).

Almost surely, 2^1157440411 is an apocalyptic number.

1157440411 is a deficient number, since it is larger than the sum of its proper divisors (8828693).

1157440411 is a wasteful number, since it uses less digits than its factorization.

1157440411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12461.

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 1157440411 is about 34021.1759203000. The cubic root of 1157440411 is about 1049.9441878119.

Adding to 1157440411 its reverse (1140447511), we get a palindrome (2297887922).

The spelling of 1157440411 in words is "one billion, one hundred fifty-seven million, four hundred forty thousand, four hundred eleven".