53163573 has 16 divisors (see below), whose sum is σ = 75335040. Its totient is φ = 33348288.

The previous prime is 53163559. The next prime is 53163581. The reversal of 53163573 is 37536135.

It is not a de Polignac number, because 53163573 - 2⁵ = 53163541 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53168573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12936 + ... + 16542.

It is an arithmetic number, because the mean of its divisors is an integer number (4708440).

Almost surely, 2^53163573 is an apocalyptic number.

It is an amenable number.

53163573 is a deficient number, since it is larger than the sum of its proper divisors (22171467).

53163573 is an equidigital number, since it uses as much as digits as its factorization.

53163573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3661 (or 3627 counting only the distinct ones).

The product of its digits is 28350, while the sum is 33.

The square root of 53163573 is about 7291.3354743833. The cubic root of 53163573 is about 376.0146105874.

The spelling of 53163573 in words is "fifty-three million, one hundred sixty-three thousand, five hundred seventy-three".