53161316 has 36 divisors (see below), whose sum is σ = 106066800. Its totient is φ = 23239008.

The previous prime is 53161307. The next prime is 53161319. The reversal of 53161316 is 61316135.

53161316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53161316² = 5652251037703712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (53161319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10775 + ... + 14913.

It is an arithmetic number, because the mean of its divisors is an integer number (2946300).

Almost surely, 2^53161316 is an apocalyptic number.

It is an amenable number.

53161316 is a deficient number, since it is larger than the sum of its proper divisors (52905484).

53161316 is a wasteful number, since it uses less digits than its factorization.

53161316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4188 (or 4173 counting only the distinct ones).

The product of its digits is 1620, while the sum is 26.

The square root of 53161316 is about 7291.1806999964. The cubic root of 53161316 is about 376.0092894189.

The spelling of 53161316 in words is "fifty-three million, one hundred sixty-one thousand, three hundred sixteen".