1156342304 has 24 divisors (see below), whose sum is σ = 2451668940. Its totient is φ = 533696256.

The previous prime is 1156342303. The next prime is 1156342309. The reversal of 1156342304 is 4032436511.

It can be written as a sum of positive squares in 2 ways, for example, as 1079253904 + 77088400 = 32852^2 + 8780^2 .

It is not an unprimeable number, because it can be changed into a prime (1156342303) 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 3 ways as a sum of consecutive naturals, for example, 1389419 + ... + 1390250.

Almost surely, 2^1156342304 is an apocalyptic number.

It is an amenable number.

1156342304 is an abundant number, since it is smaller than the sum of its proper divisors (1295326636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1156342304 is a wasteful number, since it uses less digits than its factorization.

1156342304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2779692 (or 2779684 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1156342304 is about 34005.0335097615. The cubic root of 1156342304 is about 1049.6120423124.

Adding to 1156342304 its reverse (4032436511), we get a palindrome (5188778815).

The spelling of 1156342304 in words is "one billion, one hundred fifty-six million, three hundred forty-two thousand, three hundred four".