53016039 has 24 divisors (see below), whose sum is σ = 80196480. Its totient is φ = 34996536.

The previous prime is 53015999. The next prime is 53016083. The reversal of 53016039 is 93061035.

53016039 is a `hidden beast` number, since 53 + 0 + 1 + 603 + 9 = 666.

It is not a de Polignac number, because 53016039 - 2¹⁶ = 52950503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53016539) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24982 + ... + 27020.

It is an arithmetic number, because the mean of its divisors is an integer number (3341520).

Almost surely, 2^53016039 is an apocalyptic number.

53016039 is a deficient number, since it is larger than the sum of its proper divisors (27180441).

53016039 is a wasteful number, since it uses less digits than its factorization.

53016039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161 (or 2149 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 53016039 is about 7281.2113689962. The cubic root of 53016039 is about 375.6664628377. Note that the first 3 decimals are identical.

The spelling of 53016039 in words is "fifty-three million, sixteen thousand, thirty-nine".