23703927161 has 2 divisors, whose sum is σ = 23703927162. Its totient is φ = 23703927160.

The previous prime is 23703927133. The next prime is 23703927173. The reversal of 23703927161 is 16172930732.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15436571536 + 8267355625 = 124244^2 + 90925^2 .

It is a cyclic number.

It is not a de Polignac number, because 23703927161 - 2²² = 23699732857 is a prime.

It is not a weakly prime, because it can be changed into another prime (23703927131) 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, 11851963580 + 11851963581.

It is an arithmetic number, because the mean of its divisors is an integer number (11851963581).

Almost surely, 2^23703927161 is an apocalyptic number.

It is an amenable number.

23703927161 is a deficient number, since it is larger than the sum of its proper divisors (1).

23703927161 is an equidigital number, since it uses as much as digits as its factorization.

23703927161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 41.

The spelling of 23703927161 in words is "twenty-three billion, seven hundred three million, nine hundred twenty-seven thousand, one hundred sixty-one".