22045099 has 2 divisors, whose sum is σ = 22045100. Its totient is φ = 22045098.

The previous prime is 22045091. The next prime is 22045147. The reversal of 22045099 is 99054022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22045099 - 2³ = 22045091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22045099.

It is not a weakly prime, because it can be changed into another prime (22045091) 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, 11022549 + 11022550.

It is an arithmetic number, because the mean of its divisors is an integer number (11022550).

Almost surely, 2^22045099 is an apocalyptic number.

22045099 is a deficient number, since it is larger than the sum of its proper divisors (1).

22045099 is an equidigital number, since it uses as much as digits as its factorization.

22045099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 22045099 is about 4695.2208680743. The cubic root of 22045099 is about 280.3952708226.

The spelling of 22045099 in words is "twenty-two million, forty-five thousand, ninety-nine".