53140325 has 48 divisors (see below), whose sum is σ = 80292480. Its totient is φ = 34110720.

The previous prime is 53140289. The next prime is 53140331. The reversal of 53140325 is 52304135.

It is not a de Polignac number, because 53140325 - 2¹² = 53136229 is a prime.

It is a super-2 number, since 2×53140325² = 5647788282211250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53140325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 187634 + ... + 187916.

It is an arithmetic number, because the mean of its divisors is an integer number (1672760).

Almost surely, 2^53140325 is an apocalyptic number.

It is an amenable number.

53140325 is a deficient number, since it is larger than the sum of its proper divisors (27152155).

53140325 is a wasteful number, since it uses less digits than its factorization.

53140325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366 (or 361 counting only the distinct ones).

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

The square root of 53140325 is about 7289.7410790782. The cubic root of 53140325 is about 375.9597932147.

The spelling of 53140325 in words is "fifty-three million, one hundred forty thousand, three hundred twenty-five".