115919392 has 12 divisors (see below), whose sum is σ = 228216366. Its totient is φ = 57959680.

The previous prime is 115919389. The next prime is 115919407. The reversal of 115919392 is 293919511.

It can be written as a sum of positive squares in only one way, i.e., 115863696 + 55696 = 10764^2 + 236^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1811209 + ... + 1811272.

Almost surely, 2^115919392 is an apocalyptic number.

It is an amenable number.

115919392 is a deficient number, since it is larger than the sum of its proper divisors (112296974).

115919392 is an equidigital number, since it uses as much as digits as its factorization.

115919392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3622491 (or 3622483 counting only the distinct ones).

The product of its digits is 21870, while the sum is 40.

The square root of 115919392 is about 10766.5868314894. The cubic root of 115919392 is about 487.5869029384.

The spelling of 115919392 in words is "one hundred fifteen million, nine hundred nineteen thousand, three hundred ninety-two".