115132555 has 4 divisors (see below), whose sum is σ = 138159072. Its totient is φ = 92106040.

The previous prime is 115132553. The next prime is 115132573. The reversal of 115132555 is 555231511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 555231511 = 1009 ⋅550279.

It is not a de Polignac number, because 115132555 - 2¹ = 115132553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115132553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11513251 + ... + 11513260.

It is an arithmetic number, because the mean of its divisors is an integer number (34539768).

Almost surely, 2^115132555 is an apocalyptic number.

115132555 is a deficient number, since it is larger than the sum of its proper divisors (23026517).

115132555 is an equidigital number, since it uses as much as digits as its factorization.

115132555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23026516.

The product of its digits is 3750, while the sum is 28.

The square root of 115132555 is about 10729.9839235667. The cubic root of 115132555 is about 486.4811841379.

The spelling of 115132555 in words is "one hundred fifteen million, one hundred thirty-two thousand, five hundred fifty-five".