53237713 has 4 divisors (see below), whose sum is σ = 53754688. Its totient is φ = 52720740.

The previous prime is 53237683. The next prime is 53237729. The reversal of 53237713 is 31773235.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53237713 - 2²⁵ = 19683281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53237773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258333 + ... + 258538.

It is an arithmetic number, because the mean of its divisors is an integer number (13438672).

Almost surely, 2^53237713 is an apocalyptic number.

It is an amenable number.

53237713 is a deficient number, since it is larger than the sum of its proper divisors (516975).

53237713 is a wasteful number, since it uses less digits than its factorization.

53237713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516974.

The product of its digits is 13230, while the sum is 31.

The square root of 53237713 is about 7296.4178197250. The cubic root of 53237713 is about 376.1893215320.

The spelling of 53237713 in words is "fifty-three million, two hundred thirty-seven thousand, seven hundred thirteen".