99504407 has 2 divisors, whose sum is σ = 99504408. Its totient is φ = 99504406.

The previous prime is 99504367. The next prime is 99504413. The reversal of 99504407 is 70440599.

It is a strong prime.

It is an emirp because it is prime and its reverse (70440599) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99504407 - 2¹² = 99500311 is a prime.

It is a super-2 number, since 2×99504407² = 19802254024843298, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99504487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49752203 + 49752204.

It is an arithmetic number, because the mean of its divisors is an integer number (49752204).

Almost surely, 2^99504407 is an apocalyptic number.

99504407 is a deficient number, since it is larger than the sum of its proper divisors (1).

99504407 is an equidigital number, since it uses as much as digits as its factorization.

99504407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 99504407 is about 9975.1895721335. The cubic root of 99504407 is about 463.3908335151.

The spelling of 99504407 in words is "ninety-nine million, five hundred four thousand, four hundred seven".