1044790099 has 2 divisors, whose sum is σ = 1044790100. Its totient is φ = 1044790098.

The previous prime is 1044790081. The next prime is 1044790129. The reversal of 1044790099 is 9900974401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1044790099 - 2²⁷ = 910572371 is a prime.

It is not a weakly prime, because it can be changed into another prime (1044790039) 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, 522395049 + 522395050.

It is an arithmetic number, because the mean of its divisors is an integer number (522395050).

Almost surely, 2^1044790099 is an apocalyptic number.

1044790099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044790099 is an equidigital number, since it uses as much as digits as its factorization.

1044790099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 1044790099 is about 32323.2130055166. The cubic root of 1044790099 is about 1014.7125134021.

The spelling of 1044790099 in words is "one billion, forty-four million, seven hundred ninety thousand, ninety-nine".