53258173 has 2 divisors, whose sum is σ = 53258174. Its totient is φ = 53258172.

The previous prime is 53258167. The next prime is 53258189. The reversal of 53258173 is 37185235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51523684 + 1734489 = 7178^2 + 1317^2 .

It is a cyclic number.

It is not a de Polignac number, because 53258173 - 2²¹ = 51161021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53208173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26629086 + 26629087.

It is an arithmetic number, because the mean of its divisors is an integer number (26629087).

Almost surely, 2^53258173 is an apocalyptic number.

It is an amenable number.

53258173 is a deficient number, since it is larger than the sum of its proper divisors (1).

53258173 is an equidigital number, since it uses as much as digits as its factorization.

53258173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 34.

The square root of 53258173 is about 7297.8197429095. The cubic root of 53258173 is about 376.2375069710.

The spelling of 53258173 in words is "fifty-three million, two hundred fifty-eight thousand, one hundred seventy-three".