53023573 has 2 divisors, whose sum is σ = 53023574. Its totient is φ = 53023572.

The previous prime is 53023549. The next prime is 53023603. The reversal of 53023573 is 37532035.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52969284 + 54289 = 7278^2 + 233^2 .

It is a cyclic number.

It is not a de Polignac number, because 53023573 - 2⁵ = 53023541 is a prime.

It is a super-2 number, since 2×53023573² = 5622998587372658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53023273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26511786 + 26511787.

It is an arithmetic number, because the mean of its divisors is an integer number (26511787).

Almost surely, 2^53023573 is an apocalyptic number.

It is an amenable number.

53023573 is a deficient number, since it is larger than the sum of its proper divisors (1).

53023573 is an equidigital number, since it uses as much as digits as its factorization.

53023573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 28.

The square root of 53023573 is about 7281.7287095854. The cubic root of 53023573 is about 375.6842570570.

The spelling of 53023573 in words is "fifty-three million, twenty-three thousand, five hundred seventy-three".