23913001213 has 2 divisors, whose sum is σ = 23913001214. Its totient is φ = 23913001212.

The previous prime is 23913001141. The next prime is 23913001219. The reversal of 23913001213 is 31210031932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23581287844 + 331713369 = 153562^2 + 18213^2 .

It is a cyclic number.

It is not a de Polignac number, because 23913001213 - 2¹³ = 23912993021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23913001219) 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, 11956500606 + 11956500607.

It is an arithmetic number, because the mean of its divisors is an integer number (11956500607).

Almost surely, 2^23913001213 is an apocalyptic number.

It is an amenable number.

23913001213 is a deficient number, since it is larger than the sum of its proper divisors (1).

23913001213 is an equidigital number, since it uses as much as digits as its factorization.

23913001213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 23913001213 in words is "twenty-three billion, nine hundred thirteen million, one thousand, two hundred thirteen".