83937907 has 2 divisors, whose sum is σ = 83937908. Its totient is φ = 83937906.

The previous prime is 83937899. The next prime is 83937913. The reversal of 83937907 is 70973938.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83937907 - 2³ = 83937899 is a prime.

It is not a weakly prime, because it can be changed into another prime (83932907) 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, 41968953 + 41968954.

It is an arithmetic number, because the mean of its divisors is an integer number (41968954).

Almost surely, 2^83937907 is an apocalyptic number.

83937907 is a deficient number, since it is larger than the sum of its proper divisors (1).

83937907 is an equidigital number, since it uses as much as digits as its factorization.

83937907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 83937907 is about 9161.7633128127. The cubic root of 83937907 is about 437.8439756891.

The spelling of 83937907 in words is "eighty-three million, nine hundred thirty-seven thousand, nine hundred seven".