1157113616 has 10 divisors (see below), whose sum is σ = 2241907662. Its totient is φ = 578556800.

The previous prime is 1157113609. The next prime is 1157113627. The reversal of 1157113616 is 6163117511.

It can be written as a sum of positive squares in only one way, i.e., 681001216 + 476112400 = 26096^2 + 21820^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36159785 + ... + 36159816.

Almost surely, 2^1157113616 is an apocalyptic number.

1157113616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1157113616 is a deficient number, since it is larger than the sum of its proper divisors (1084794046).

1157113616 is an equidigital number, since it uses as much as digits as its factorization.

1157113616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72319609 (or 72319603 counting only the distinct ones).

The product of its digits is 3780, while the sum is 32.

The square root of 1157113616 is about 34016.3727637148. The cubic root of 1157113616 is about 1049.8453637732.

The spelling of 1157113616 in words is "one billion, one hundred fifty-seven million, one hundred thirteen thousand, six hundred sixteen".