53155115 has 32 divisors (see below), whose sum is σ = 71910720. Its totient is φ = 37449216.

The previous prime is 53155097. The next prime is 53155117. The reversal of 53155115 is 51155135.

53155115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 53155115 - 2⁸ = 53154859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53155117) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 307169 + ... + 307341.

It is an arithmetic number, because the mean of its divisors is an integer number (2247210).

Almost surely, 2^53155115 is an apocalyptic number.

53155115 is a deficient number, since it is larger than the sum of its proper divisors (18755605).

53155115 is a wasteful number, since it uses less digits than its factorization.

53155115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383.

The product of its digits is 1875, while the sum is 26.

The square root of 53155115 is about 7290.7554478257. The cubic root of 53155115 is about 375.9946689866.

The spelling of 53155115 in words is "fifty-three million, one hundred fifty-five thousand, one hundred fifteen".