113315887 has 2 divisors, whose sum is σ = 113315888. Its totient is φ = 113315886.

The previous prime is 113315773. The next prime is 113315893. The reversal of 113315887 is 788513311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113315887 - 2¹¹ = 113313839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113316887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56657943 + 56657944.

It is an arithmetic number, because the mean of its divisors is an integer number (56657944).

Almost surely, 2^113315887 is an apocalyptic number.

113315887 is a deficient number, since it is larger than the sum of its proper divisors (1).

113315887 is an equidigital number, since it uses as much as digits as its factorization.

113315887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 37.

The square root of 113315887 is about 10644.9935180816. The cubic root of 113315887 is about 483.9088901995.

It can be divided in two parts, 1133 and 15887, that multiplied together give a palindrome (17999971).

The spelling of 113315887 in words is "one hundred thirteen million, three hundred fifteen thousand, eight hundred eighty-seven".