115537696 has 12 divisors (see below), whose sum is σ = 227464902. Its totient is φ = 57768832.

The previous prime is 115537693. The next prime is 115537699. The reversal of 115537696 is 696735511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (115537693) and next prime (115537699).

It can be written as a sum of positive squares in only one way, i.e., 115347600 + 190096 = 10740^2 + 436^2 .

It is not an unprimeable number, because it can be changed into a prime (115537693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1805245 + ... + 1805308.

Almost surely, 2^115537696 is an apocalyptic number.

115537696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

115537696 is the 5746-th centered heptagonal number.

It is an amenable number.

115537696 is a deficient number, since it is larger than the sum of its proper divisors (111927206).

115537696 is an equidigital number, since it uses as much as digits as its factorization.

115537696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3610563 (or 3610555 counting only the distinct ones).

The product of its digits is 170100, while the sum is 43.

The square root of 115537696 is about 10748.8462636694. The cubic root of 115537696 is about 487.0511438093.

The spelling of 115537696 in words is "one hundred fifteen million, five hundred thirty-seven thousand, six hundred ninety-six".