53713537 has 8 divisors (see below), whose sum is σ = 54296352. Its totient is φ = 53133600.

The previous prime is 53713519. The next prime is 53713571. The reversal of 53713537 is 73531735.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53713537 - 2⁷ = 53713409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53713337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67858 + ... + 68644.

It is an arithmetic number, because the mean of its divisors is an integer number (6787044).

Almost surely, 2^53713537 is an apocalyptic number.

It is an amenable number.

53713537 is a deficient number, since it is larger than the sum of its proper divisors (582815).

53713537 is a wasteful number, since it uses less digits than its factorization.

53713537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439.

The product of its digits is 33075, while the sum is 34.

The square root of 53713537 is about 7328.9519714622. The cubic root of 53713537 is about 377.3067578130.

The spelling of 53713537 in words is "fifty-three million, seven hundred thirteen thousand, five hundred thirty-seven".