53365512 has 16 divisors (see below), whose sum is σ = 133413840. Its totient is φ = 17788496.

The previous prime is 53365511. The next prime is 53365513. The reversal of 53365512 is 21556335.

It is an interprime number because it is at equal distance from previous prime (53365511) and next prime (53365513).

It is a self number, because there is not a number n which added to its sum of digits gives 53365512.

It is not an unprimeable number, because it can be changed into a prime (53365511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111758 + ... + 1111805.

It is an arithmetic number, because the mean of its divisors is an integer number (8338365).

Almost surely, 2^53365512 is an apocalyptic number.

It is an amenable number.

53365512 is an abundant number, since it is smaller than the sum of its proper divisors (80048328).

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

53365512 is a wasteful number, since it uses less digits than its factorization.

53365512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223572 (or 2223568 counting only the distinct ones).

The product of its digits is 13500, while the sum is 30.

The square root of 53365512 is about 7305.1702238894. The cubic root of 53365512 is about 376.4900995441.

The spelling of 53365512 in words is "fifty-three million, three hundred sixty-five thousand, five hundred twelve".