99611233 has 2 divisors, whose sum is σ = 99611234. Its totient is φ = 99611232.

The previous prime is 99611159. The next prime is 99611261. The reversal of 99611233 is 33211699.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53479969 + 46131264 = 7313^2 + 6792^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99611233 is a prime.

It is not a weakly prime, because it can be changed into another prime (99611273) 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, 49805616 + 49805617.

It is an arithmetic number, because the mean of its divisors is an integer number (49805617).

Almost surely, 2^99611233 is an apocalyptic number.

It is an amenable number.

99611233 is a deficient number, since it is larger than the sum of its proper divisors (1).

99611233 is an equidigital number, since it uses as much as digits as its factorization.

99611233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8748, while the sum is 34.

The square root of 99611233 is about 9980.5427207141. The cubic root of 99611233 is about 463.5566033417.

The spelling of 99611233 in words is "ninety-nine million, six hundred eleven thousand, two hundred thirty-three".