113422987 has 2 divisors, whose sum is σ = 113422988. Its totient is φ = 113422986.

The previous prime is 113422961. The next prime is 113423003. The reversal of 113422987 is 789224311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113422987 - 2¹¹ = 113420939 is a prime.

It is not a weakly prime, because it can be changed into another prime (113422927) 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, 56711493 + 56711494.

It is an arithmetic number, because the mean of its divisors is an integer number (56711494).

Almost surely, 2^113422987 is an apocalyptic number.

113422987 is a deficient number, since it is larger than the sum of its proper divisors (1).

113422987 is an equidigital number, since it uses as much as digits as its factorization.

113422987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 113422987 is about 10650.0228638252. The cubic root of 113422987 is about 484.0612969631.

The spelling of 113422987 in words is "one hundred thirteen million, four hundred twenty-two thousand, nine hundred eighty-seven".