53043512 has 16 divisors (see below), whose sum is σ = 100174200. Its totient is φ = 26330400.

The previous prime is 53043509. The next prime is 53043559. The reversal of 53043512 is 21534035.

It is a super-2 number, since 2×53043512² = 5627228330588288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 22739 + ... + 24962.

Almost surely, 2^53043512 is an apocalyptic number.

It is an amenable number.

53043512 is a deficient number, since it is larger than the sum of its proper divisors (47130688).

53043512 is a wasteful number, since it uses less digits than its factorization.

53043512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47846 (or 47842 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 53043512 is about 7283.0976926031. The cubic root of 53043512 is about 375.7313419618.

Adding to 53043512 its reverse (21534035), we get a palindrome (74577547).

The spelling of 53043512 in words is "fifty-three million, forty-three thousand, five hundred twelve".