99180113 has 4 divisors (see below), whose sum is σ = 100577088. Its totient is φ = 97783140.

The previous prime is 99180097. The next prime is 99180139. The reversal of 99180113 is 31108199.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99180113 - 2⁴ = 99180097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99180113.

It is not an unprimeable number, because it can be changed into a prime (99180143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698381 + ... + 698522.

It is an arithmetic number, because the mean of its divisors is an integer number (25144272).

Almost surely, 2^99180113 is an apocalyptic number.

It is an amenable number.

99180113 is a deficient number, since it is larger than the sum of its proper divisors (1396975).

99180113 is a wasteful number, since it uses less digits than its factorization.

99180113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396974.

The product of its (nonzero) digits is 1944, while the sum is 32.

The square root of 99180113 is about 9958.9212769255. The cubic root of 99180113 is about 462.8868745417.

The spelling of 99180113 in words is "ninety-nine million, one hundred eighty thousand, one hundred thirteen".