115388134 has 4 divisors (see below), whose sum is σ = 173082204. Its totient is φ = 57694066.

The previous prime is 115388131. The next prime is 115388173. The reversal of 115388134 is 431883511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 115388134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115388131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28847032 + ... + 28847035.

It is an arithmetic number, because the mean of its divisors is an integer number (43270551).

Almost surely, 2^115388134 is an apocalyptic number.

115388134 is a deficient number, since it is larger than the sum of its proper divisors (57694070).

115388134 is an equidigital number, since it uses as much as digits as its factorization.

115388134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57694069.

The product of its digits is 11520, while the sum is 34.

The square root of 115388134 is about 10741.8868919757. The cubic root of 115388134 is about 486.8408926667.

The spelling of 115388134 in words is "one hundred fifteen million, three hundred eighty-eight thousand, one hundred thirty-four".