115274432213 has 2 divisors, whose sum is σ = 115274432214. Its totient is φ = 115274432212.

The previous prime is 115274432191. The next prime is 115274432219. The reversal of 115274432213 is 312234472511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57685471684 + 57588960529 = 240178^2 + 239977^2 .

It is a cyclic number.

It is not a de Polignac number, because 115274432213 - 2²⁶ = 115207323349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115274432219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57637216106 + 57637216107.

It is an arithmetic number, because the mean of its divisors is an integer number (57637216107).

Almost surely, 2^115274432213 is an apocalyptic number.

It is an amenable number.

115274432213 is a deficient number, since it is larger than the sum of its proper divisors (1).

115274432213 is an equidigital number, since it uses as much as digits as its factorization.

115274432213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 35.

The spelling of 115274432213 in words is "one hundred fifteen billion, two hundred seventy-four million, four hundred thirty-two thousand, two hundred thirteen".