112685987 has 2 divisors, whose sum is σ = 112685988. Its totient is φ = 112685986.

The previous prime is 112685981. The next prime is 112686059. The reversal of 112685987 is 789586211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112685987 - 2⁸ = 112685731 is a prime.

It is not a weakly prime, because it can be changed into another prime (112685981) 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, 56342993 + 56342994.

It is an arithmetic number, because the mean of its divisors is an integer number (56342994).

Almost surely, 2^112685987 is an apocalyptic number.

112685987 is a deficient number, since it is larger than the sum of its proper divisors (1).

112685987 is an equidigital number, since it uses as much as digits as its factorization.

112685987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 47.

The square root of 112685987 is about 10615.3656083999. The cubic root of 112685987 is about 483.0105732061.

The spelling of 112685987 in words is "one hundred twelve million, six hundred eighty-five thousand, nine hundred eighty-seven".