53191116 has 54 divisors (see below), whose sum is σ = 147801836. Its totient is φ = 16117200.

The previous prime is 53191097. The next prime is 53191121. The reversal of 53191116 is 61119135.

53191116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 53191116.

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 17 ways as a sum of consecutive naturals, for example, 1750 + ... + 10461.

Almost surely, 2^53191116 is an apocalyptic number.

It is an amenable number.

53191116 is an abundant number, since it is smaller than the sum of its proper divisors (94610720).

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

53191116 is a wasteful number, since it uses less digits than its factorization.

53191116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12243 (or 12227 counting only the distinct ones).

The product of its digits is 810, while the sum is 27.

The square root of 53191116 is about 7293.2239784611. The cubic root of 53191116 is about 376.0795346312.

The spelling of 53191116 in words is "fifty-three million, one hundred ninety-one thousand, one hundred sixteen".