99630511 has 2 divisors, whose sum is σ = 99630512. Its totient is φ = 99630510.

The previous prime is 99630499. The next prime is 99630521. The reversal of 99630511 is 11503699.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99630511 - 2²³ = 91241903 is a prime.

It is a super-2 number, since 2×99630511² = 19852477444242242, which contains 22 as substring.

It is equal to p_5741449 and since 99630511 and 5741449 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99630521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49815255 + 49815256.

It is an arithmetic number, because the mean of its divisors is an integer number (49815256).

Almost surely, 2^99630511 is an apocalyptic number.

99630511 is a deficient number, since it is larger than the sum of its proper divisors (1).

99630511 is an equidigital number, since it uses as much as digits as its factorization.

99630511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 99630511 is about 9981.5084531347. The cubic root of 99630511 is about 463.5865058185.

The spelling of 99630511 in words is "ninety-nine million, six hundred thirty thousand, five hundred eleven".