113723887 has 2 divisors, whose sum is σ = 113723888. Its totient is φ = 113723886.

The previous prime is 113723843. The next prime is 113723893. The reversal of 113723887 is 788327311.

It is a strong prime.

It is an emirp because it is prime and its reverse (788327311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113723887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113723287) 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, 56861943 + 56861944.

It is an arithmetic number, because the mean of its divisors is an integer number (56861944).

Almost surely, 2^113723887 is an apocalyptic number.

113723887 is a deficient number, since it is larger than the sum of its proper divisors (1).

113723887 is an equidigital number, since it uses as much as digits as its factorization.

113723887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 40.

The square root of 113723887 is about 10664.1402372624. The cubic root of 113723887 is about 484.4889746196.

The spelling of 113723887 in words is "one hundred thirteen million, seven hundred twenty-three thousand, eight hundred eighty-seven".