99432199 has 2 divisors, whose sum is σ = 99432200. Its totient is φ = 99432198.

The previous prime is 99432191. The next prime is 99432217. The reversal of 99432199 is 99123499.

It is a weak prime.

It is an emirp because it is prime and its reverse (99123499) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99432199 - 2³ = 99432191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99432191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49716099 + 49716100.

It is an arithmetic number, because the mean of its divisors is an integer number (49716100).

Almost surely, 2^99432199 is an apocalyptic number.

99432199 is a deficient number, since it is larger than the sum of its proper divisors (1).

99432199 is an equidigital number, since it uses as much as digits as its factorization.

99432199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 157464, while the sum is 46.

The square root of 99432199 is about 9971.5695354342. The cubic root of 99432199 is about 463.2787157928.

The spelling of 99432199 in words is "ninety-nine million, four hundred thirty-two thousand, one hundred ninety-nine".