23012555473 has 2 divisors, whose sum is σ = 23012555474. Its totient is φ = 23012555472.

The previous prime is 23012555443. The next prime is 23012555497. The reversal of 23012555473 is 37455521032.

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., 18400379904 + 4612175569 = 135648^2 + 67913^2 .

It is a cyclic number.

It is not a de Polignac number, because 23012555473 - 2²⁵ = 22979001041 is a prime.

It is not a weakly prime, because it can be changed into another prime (23012555443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11506277736 + 11506277737.

It is an arithmetic number, because the mean of its divisors is an integer number (11506277737).

Almost surely, 2^23012555473 is an apocalyptic number.

It is an amenable number.

23012555473 is a deficient number, since it is larger than the sum of its proper divisors (1).

23012555473 is an equidigital number, since it uses as much as digits as its factorization.

23012555473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 37.

The spelling of 23012555473 in words is "twenty-three billion, twelve million, five hundred fifty-five thousand, four hundred seventy-three".