99967163 has 2 divisors, whose sum is σ = 99967164. Its totient is φ = 99967162.

The previous prime is 99967159. The next prime is 99967171. The reversal of 99967163 is 36176999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99967163 - 2² = 99967159 is a prime.

It is not a weakly prime, because it can be changed into another prime (99967103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49983581 + 49983582.

It is an arithmetic number, because the mean of its divisors is an integer number (49983582).

Almost surely, 2^99967163 is an apocalyptic number.

99967163 is a deficient number, since it is larger than the sum of its proper divisors (1).

99967163 is an equidigital number, since it uses as much as digits as its factorization.

99967163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 551124, while the sum is 50.

The square root of 99967163 is about 9998.3580151943. The cubic root of 99967163 is about 464.1080725151.

The spelling of 99967163 in words is "ninety-nine million, nine hundred sixty-seven thousand, one hundred sixty-three".