99658963 has 2 divisors, whose sum is σ = 99658964. Its totient is φ = 99658962.

The previous prime is 99658961. The next prime is 99658967. The reversal of 99658963 is 36985699.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99658963 - 2¹ = 99658961 is a prime.

Together with 99658961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (99658961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49829481 + 49829482.

It is an arithmetic number, because the mean of its divisors is an integer number (49829482).

Almost surely, 2^99658963 is an apocalyptic number.

99658963 is a deficient number, since it is larger than the sum of its proper divisors (1).

99658963 is an equidigital number, since it uses as much as digits as its factorization.

99658963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3149280, while the sum is 55.

The square root of 99658963 is about 9982.9335868772. The cubic root of 99658963 is about 463.6306312166.

The spelling of 99658963 in words is "ninety-nine million, six hundred fifty-eight thousand, nine hundred sixty-three".