23051155637 has 2 divisors, whose sum is σ = 23051155638. Its totient is φ = 23051155636.

The previous prime is 23051155619. The next prime is 23051155643. The reversal of 23051155637 is 73655115032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15845522641 + 7205632996 = 125879^2 + 84886^2 .

It is a cyclic number.

It is not a de Polignac number, because 23051155637 - 2¹⁰ = 23051154613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23051155637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23051155667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11525577818 + 11525577819.

It is an arithmetic number, because the mean of its divisors is an integer number (11525577819).

Almost surely, 2^23051155637 is an apocalyptic number.

It is an amenable number.

23051155637 is a deficient number, since it is larger than the sum of its proper divisors (1).

23051155637 is an equidigital number, since it uses as much as digits as its factorization.

23051155637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94500, while the sum is 38.

The spelling of 23051155637 in words is "twenty-three billion, fifty-one million, one hundred fifty-five thousand, six hundred thirty-seven".