53173051 has 2 divisors, whose sum is σ = 53173052. Its totient is φ = 53173050.

The previous prime is 53173007. The next prime is 53173061. The reversal of 53173051 is 15037135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53173051 - 2²⁵ = 19618619 is a prime.

It is not a weakly prime, because it can be changed into another prime (53173061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26586525 + 26586526.

It is an arithmetic number, because the mean of its divisors is an integer number (26586526).

Almost surely, 2^53173051 is an apocalyptic number.

53173051 is a deficient number, since it is larger than the sum of its proper divisors (1).

53173051 is an equidigital number, since it uses as much as digits as its factorization.

53173051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1575, while the sum is 25.

The square root of 53173051 is about 7291.9853949387. The cubic root of 53173051 is about 376.0369545503.

The spelling of 53173051 in words is "fifty-three million, one hundred seventy-three thousand, fifty-one".