99055973 has 2 divisors, whose sum is σ = 99055974. Its totient is φ = 99055972.

The previous prime is 99055951. The next prime is 99055997. The reversal of 99055973 is 37955099.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97574884 + 1481089 = 9878^2 + 1217^2 .

It is a cyclic number.

It is not a de Polignac number, because 99055973 - 2²⁶ = 31947109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99055373) 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, 49527986 + 49527987.

It is an arithmetic number, because the mean of its divisors is an integer number (49527987).

Almost surely, 2^99055973 is an apocalyptic number.

It is an amenable number.

99055973 is a deficient number, since it is larger than the sum of its proper divisors (1).

99055973 is an equidigital number, since it uses as much as digits as its factorization.

99055973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 382725, while the sum is 47.

The square root of 99055973 is about 9952.6867226895. The cubic root of 99055973 is about 462.6936679058.

The spelling of 99055973 in words is "ninety-nine million, fifty-five thousand, nine hundred seventy-three".