99513331 has 2 divisors, whose sum is σ = 99513332. Its totient is φ = 99513330.

The previous prime is 99513311. The next prime is 99513343. The reversal of 99513331 is 13331599.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99513331 - 2⁵ = 99513299 is a prime.

It is a super-2 number, since 2×99513331² = 19805806093431122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99513311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49756665 + 49756666.

It is an arithmetic number, because the mean of its divisors is an integer number (49756666).

Almost surely, 2^99513331 is an apocalyptic number.

99513331 is a deficient number, since it is larger than the sum of its proper divisors (1).

99513331 is an equidigital number, since it uses as much as digits as its factorization.

99513331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10935, while the sum is 34.

The square root of 99513331 is about 9975.6368718995. The cubic root of 99513331 is about 463.4046860881.

The spelling of 99513331 in words is "ninety-nine million, five hundred thirteen thousand, three hundred thirty-one".