53125115 has 8 divisors (see below), whose sum is σ = 63797328. Its totient is φ = 42468640.

The previous prime is 53125099. The next prime is 53125117. The reversal of 53125115 is 51152135.

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 53125115 - 2⁴ = 53125099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53125117) 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, 5600 + ... + 11730.

It is an arithmetic number, because the mean of its divisors is an integer number (7974666).

Almost surely, 2^53125115 is an apocalyptic number.

53125115 is a deficient number, since it is larger than the sum of its proper divisors (10672213).

53125115 is a wasteful number, since it uses less digits than its factorization.

53125115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7869.

The product of its digits is 750, while the sum is 23.

The square root of 53125115 is about 7288.6977574873. The cubic root of 53125115 is about 375.9239203058.

The spelling of 53125115 in words is "fifty-three million, one hundred twenty-five thousand, one hundred fifteen".