53313512 has 32 divisors (see below), whose sum is σ = 116123520. Its totient is φ = 22472640.

The previous prime is 53313509. The next prime is 53313523. The reversal of 53313512 is 21531335.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4388 + ... + 11219.

It is an arithmetic number, because the mean of its divisors is an integer number (3628860).

Almost surely, 2^53313512 is an apocalyptic number.

It is an amenable number.

53313512 is an abundant number, since it is smaller than the sum of its proper divisors (62810008).

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

53313512 is a wasteful number, since it uses less digits than its factorization.

53313512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15681 (or 15677 counting only the distinct ones).

The product of its digits is 1350, while the sum is 23.

The square root of 53313512 is about 7301.6102333663. The cubic root of 53313512 is about 376.3677743023.

Adding to 53313512 its reverse (21531335), we get a palindrome (74844847).

The spelling of 53313512 in words is "fifty-three million, three hundred thirteen thousand, five hundred twelve".