93990707 has 2 divisors, whose sum is σ = 93990708. Its totient is φ = 93990706.

The previous prime is 93990703. The next prime is 93990763. The reversal of 93990707 is 70709939.

It is a weak prime.

It is an emirp because it is prime and its reverse (70709939) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 93990707 - 2² = 93990703 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (93990703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46995353 + 46995354.

It is an arithmetic number, because the mean of its divisors is an integer number (46995354).

Almost surely, 2^93990707 is an apocalyptic number.

93990707 is a deficient number, since it is larger than the sum of its proper divisors (1).

93990707 is an equidigital number, since it uses as much as digits as its factorization.

93990707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107163, while the sum is 44.

The square root of 93990707 is about 9694.8804531051. The cubic root of 93990707 is about 454.6686102858.

The spelling of 93990707 in words is "ninety-three million, nine hundred ninety thousand, seven hundred seven".