53117325 has 18 divisors (see below), whose sum is σ = 95139434. Its totient is φ = 28329120.

The previous prime is 53117257. The next prime is 53117347. The reversal of 53117325 is 52371135.

It can be written as a sum of positive squares in 3 ways, for example, as 670761 + 52446564 = 819^2 + 7242^2 .

It is not a de Polignac number, because 53117325 - 2¹⁴ = 53100941 is a prime.

It is a Duffinian number.

It is a Curzon number.

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 17 ways as a sum of consecutive naturals, for example, 117814 + ... + 118263.

Almost surely, 2^53117325 is an apocalyptic number.

It is an amenable number.

53117325 is a deficient number, since it is larger than the sum of its proper divisors (42022109).

53117325 is a wasteful number, since it uses less digits than its factorization.

53117325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236093 (or 236085 counting only the distinct ones).

The product of its digits is 3150, while the sum is 27.

The square root of 53117325 is about 7288.1633488829. The cubic root of 53117325 is about 375.9055448758.

The spelling of 53117325 in words is "fifty-three million, one hundred seventeen thousand, three hundred twenty-five".