99625523 has 2 divisors, whose sum is σ = 99625524. Its totient is φ = 99625522.

The previous prime is 99625507. The next prime is 99625553. The reversal of 99625523 is 32552699.

It is a weak prime.

It is an emirp because it is prime and its reverse (32552699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99625523 - 2⁴ = 99625507 is a prime.

It is not a weakly prime, because it can be changed into another prime (99625553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49812761 + 49812762.

It is an arithmetic number, because the mean of its divisors is an integer number (49812762).

Almost surely, 2^99625523 is an apocalyptic number.

99625523 is a deficient number, since it is larger than the sum of its proper divisors (1).

99625523 is an equidigital number, since it uses as much as digits as its factorization.

99625523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145800, while the sum is 41.

The square root of 99625523 is about 9981.2585879738. The cubic root of 99625523 is about 463.5787692056.

The spelling of 99625523 in words is "ninety-nine million, six hundred twenty-five thousand, five hundred twenty-three".