113239877 has 2 divisors, whose sum is σ = 113239878. Its totient is φ = 113239876.

The previous prime is 113239859. The next prime is 113239901. The reversal of 113239877 is 778932311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98386561 + 14853316 = 9919^2 + 3854^2 .

It is an emirp because it is prime and its reverse (778932311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113239877 - 2¹² = 113235781 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113289877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56619938 + 56619939.

It is an arithmetic number, because the mean of its divisors is an integer number (56619939).

Almost surely, 2^113239877 is an apocalyptic number.

It is an amenable number.

113239877 is a deficient number, since it is larger than the sum of its proper divisors (1).

113239877 is an equidigital number, since it uses as much as digits as its factorization.

113239877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 41.

The square root of 113239877 is about 10641.4226962376. The cubic root of 113239877 is about 483.8006672398.

The spelling of 113239877 in words is "one hundred thirteen million, two hundred thirty-nine thousand, eight hundred seventy-seven".