23012520053 has 2 divisors, whose sum is σ = 23012520054. Its totient is φ = 23012520052.

The previous prime is 23012520019. The next prime is 23012520059. The reversal of 23012520053 is 35002521032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22723452049 + 289068004 = 150743^2 + 17002^2 .

It is a cyclic number.

It is not a de Polignac number, because 23012520053 - 2¹⁰ = 23012519029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23012520059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11506260026 + 11506260027.

It is an arithmetic number, because the mean of its divisors is an integer number (11506260027).

Almost surely, 2^23012520053 is an apocalyptic number.

It is an amenable number.

23012520053 is a deficient number, since it is larger than the sum of its proper divisors (1).

23012520053 is an equidigital number, since it uses as much as digits as its factorization.

23012520053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The spelling of 23012520053 in words is "twenty-three billion, twelve million, five hundred twenty thousand, fifty-three".