23455352213 has 2 divisors, whose sum is σ = 23455352214. Its totient is φ = 23455352212.

The previous prime is 23455352197. The next prime is 23455352227. The reversal of 23455352213 is 31225355432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13128118084 + 10327234129 = 114578^2 + 101623^2 .

It is a cyclic number.

It is not a de Polignac number, because 23455352213 - 2⁴ = 23455352197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23455552213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11727676106 + 11727676107.

It is an arithmetic number, because the mean of its divisors is an integer number (11727676107).

Almost surely, 2^23455352213 is an apocalyptic number.

It is an amenable number.

23455352213 is a deficient number, since it is larger than the sum of its proper divisors (1).

23455352213 is an equidigital number, since it uses as much as digits as its factorization.

23455352213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 35.

The spelling of 23455352213 in words is "twenty-three billion, four hundred fifty-five million, three hundred fifty-two thousand, two hundred thirteen".