113423897 has 2 divisors, whose sum is σ = 113423898. Its totient is φ = 113423896.

The previous prime is 113423873. The next prime is 113423923. The reversal of 113423897 is 798324311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89794576 + 23629321 = 9476^2 + 4861^2 .

It is a cyclic number.

It is not a de Polignac number, because 113423897 - 2²⁴ = 96646681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113423897.

It is not a weakly prime, because it can be changed into another prime (113423857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56711948 + 56711949.

It is an arithmetic number, because the mean of its divisors is an integer number (56711949).

Almost surely, 2^113423897 is an apocalyptic number.

It is an amenable number.

113423897 is a deficient number, since it is larger than the sum of its proper divisors (1).

113423897 is an equidigital number, since it uses as much as digits as its factorization.

113423897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 38.

The square root of 113423897 is about 10650.0655866525. The cubic root of 113423897 is about 484.0625915114.

The spelling of 113423897 in words is "one hundred thirteen million, four hundred twenty-three thousand, eight hundred ninety-seven".