23154323366413 has 2 divisors, whose sum is σ = 23154323366414. Its totient is φ = 23154323366412.

The previous prime is 23154323366381. The next prime is 23154323366443. The reversal of 23154323366413 is 31466332345132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14315606258409 + 8838717108004 = 3783597^2 + 2972998^2 .

It is a cyclic number.

It is not a de Polignac number, because 23154323366413 - 2⁵ = 23154323366381 is a prime.

It is a super-2 number, since 2×23154323366413² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23154323366443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11577161683206 + 11577161683207.

It is an arithmetic number, because the mean of its divisors is an integer number (11577161683207).

Almost surely, 2^{23154323366413} is an apocalyptic number.

It is an amenable number.

23154323366413 is a deficient number, since it is larger than the sum of its proper divisors (1).

23154323366413 is an equidigital number, since it uses as much as digits as its factorization.

23154323366413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2799360, while the sum is 46.

The spelling of 23154323366413 in words is "twenty-three trillion, one hundred fifty-four billion, three hundred twenty-three million, three hundred sixty-six thousand, four hundred thirteen".