115516455 has 16 divisors (see below), whose sum is σ = 186240384. Its totient is φ = 61137440.

The previous prime is 115516433. The next prime is 115516463. The reversal of 115516455 is 554615511.

It is not a de Polignac number, because 115516455 - 2⁶ = 115516391 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27429 + ... + 31358.

It is an arithmetic number, because the mean of its divisors is an integer number (11640024).

Almost surely, 2^115516455 is an apocalyptic number.

115516455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115516455 is a deficient number, since it is larger than the sum of its proper divisors (70723929).

115516455 is a wasteful number, since it uses less digits than its factorization.

115516455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58926.

The product of its digits is 15000, while the sum is 33.

The square root of 115516455 is about 10747.8581587217. The cubic root of 115516455 is about 487.0212947132.

The spelling of 115516455 in words is "one hundred fifteen million, five hundred sixteen thousand, four hundred fifty-five".