56699099 has 2 divisors, whose sum is σ = 56699100. Its totient is φ = 56699098.

The previous prime is 56699057. The next prime is 56699101. The reversal of 56699099 is 99099665.

56699099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56699099 - 2⁸ = 56698843 is a prime.

Together with 56699101, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56699099.

It is not a weakly prime, because it can be changed into another prime (56699009) 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, 28349549 + 28349550.

It is an arithmetic number, because the mean of its divisors is an integer number (28349550).

Almost surely, 2^56699099 is an apocalyptic number.

56699099 is a deficient number, since it is larger than the sum of its proper divisors (1).

56699099 is an equidigital number, since it uses as much as digits as its factorization.

56699099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1180980, while the sum is 53.

The square root of 56699099 is about 7529.8804107369. The cubic root of 56699099 is about 384.1717145616.

The spelling of 56699099 in words is "fifty-six million, six hundred ninety-nine thousand, ninety-nine".