99543233 has 2 divisors, whose sum is σ = 99543234. Its totient is φ = 99543232.

The previous prime is 99543221. The next prime is 99543251. The reversal of 99543233 is 33234599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99540529 + 2704 = 9977^2 + 52^2 .

It is a cyclic number.

It is not a de Polignac number, because 99543233 - 2²⁴ = 82766017 is a prime.

It is not a weakly prime, because it can be changed into another prime (99543253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49771616 + 49771617.

It is an arithmetic number, because the mean of its divisors is an integer number (49771617).

Almost surely, 2^99543233 is an apocalyptic number.

It is an amenable number.

99543233 is a deficient number, since it is larger than the sum of its proper divisors (1).

99543233 is an equidigital number, since it uses as much as digits as its factorization.

99543233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 38.

The square root of 99543233 is about 9977.1355107566. The cubic root of 99543233 is about 463.4510964169.

The spelling of 99543233 in words is "ninety-nine million, five hundred forty-three thousand, two hundred thirty-three".