23420511053 has 2 divisors, whose sum is σ = 23420511054. Its totient is φ = 23420511052.

The previous prime is 23420511029. The next prime is 23420511073. The reversal of 23420511053 is 35011502432.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15872724169 + 7547786884 = 125987^2 + 86878^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23420511053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23420511073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11710255526 + 11710255527.

It is an arithmetic number, because the mean of its divisors is an integer number (11710255527).

Almost surely, 2^23420511053 is an apocalyptic number.

It is an amenable number.

23420511053 is a deficient number, since it is larger than the sum of its proper divisors (1).

23420511053 is an equidigital number, since it uses as much as digits as its factorization.

23420511053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 23420511053 in words is "twenty-three billion, four hundred twenty million, five hundred eleven thousand, fifty-three".