115150638 has 16 divisors (see below), whose sum is σ = 233456976. Its totient is φ = 37857600.

The previous prime is 115150579. The next prime is 115150643. The reversal of 115150638 is 836051511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131013 + ... + 131888.

It is an arithmetic number, because the mean of its divisors is an integer number (14591061).

Almost surely, 2^115150638 is an apocalyptic number.

115150638 is an abundant number, since it is smaller than the sum of its proper divisors (118306338).

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

115150638 is a wasteful number, since it uses less digits than its factorization.

115150638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262979.

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 115150638 is about 10730.8265292101. The cubic root of 115150638 is about 486.5066521119.

The spelling of 115150638 in words is "one hundred fifteen million, one hundred fifty thousand, six hundred thirty-eight".