107687939 has 2 divisors, whose sum is σ = 107687940. Its totient is φ = 107687938.

The previous prime is 107687897. The next prime is 107687947. The reversal of 107687939 is 939786701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 107687939 - 2⁸ = 107687683 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (107687959) 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, 53843969 + 53843970.

It is an arithmetic number, because the mean of its divisors is an integer number (53843970).

Almost surely, 2^107687939 is an apocalyptic number.

107687939 is a deficient number, since it is larger than the sum of its proper divisors (1).

107687939 is an equidigital number, since it uses as much as digits as its factorization.

107687939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 50.

The square root of 107687939 is about 10377.2799422585. The cubic root of 107687939 is about 475.7612009244.

The spelling of 107687939 in words is "one hundred seven million, six hundred eighty-seven thousand, nine hundred thirty-nine".