53415165 has 16 divisors (see below), whose sum is σ = 85565376. Its totient is φ = 28454400.

The previous prime is 53415133. The next prime is 53415191. The reversal of 53415165 is 56151435.

It is not a de Polignac number, because 53415165 - 2⁵ = 53415133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16045 + ... + 19085.

It is an arithmetic number, because the mean of its divisors is an integer number (5347836).

Almost surely, 2^53415165 is an apocalyptic number.

It is an amenable number.

53415165 is a deficient number, since it is larger than the sum of its proper divisors (32150211).

53415165 is a wasteful number, since it uses less digits than its factorization.

53415165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4220.

The product of its digits is 9000, while the sum is 30.

The square root of 53415165 is about 7308.5679171778. The cubic root of 53415165 is about 376.6068295408.

The spelling of 53415165 in words is "fifty-three million, four hundred fifteen thousand, one hundred sixty-five".