115640750 has 32 divisors (see below), whose sum is σ = 220057344. Its totient is φ = 45492000.

The previous prime is 115640747. The next prime is 115640813. The reversal of 115640750 is 57046511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11459 + ... + 19041.

It is an arithmetic number, because the mean of its divisors is an integer number (6876792).

Almost surely, 2^115640750 is an apocalyptic number.

115640750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115640750 is a deficient number, since it is larger than the sum of its proper divisors (104416594).

115640750 is an equidigital number, since it uses as much as digits as its factorization.

115640750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7661 (or 7651 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 115640750 is about 10753.6389189892. The cubic root of 115640750 is about 487.1959094128.

The spelling of 115640750 in words is "one hundred fifteen million, six hundred forty thousand, seven hundred fifty".