56900099 has 2 divisors, whose sum is σ = 56900100. Its totient is φ = 56900098.

The previous prime is 56900093. The next prime is 56900113. The reversal of 56900099 is 99000965.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56900099 - 2⁴ = 56900083 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56900093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28450049 + 28450050.

It is an arithmetic number, because the mean of its divisors is an integer number (28450050).

Almost surely, 2^56900099 is an apocalyptic number.

56900099 is a deficient number, since it is larger than the sum of its proper divisors (1).

56900099 is an equidigital number, since it uses as much as digits as its factorization.

56900099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21870, while the sum is 38.

The square root of 56900099 is about 7543.2154284496. The cubic root of 56900099 is about 384.6251459092.

The spelling of 56900099 in words is "fifty-six million, nine hundred thousand, ninety-nine".