1079997599 has 4 divisors (see below), whose sum is σ = 1081801200. Its totient is φ = 1078194000.

The previous prime is 1079997587. The next prime is 1079997617. The reversal of 1079997599 is 9957999701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9957999701 = 13 ⋅765999977.

It is a cyclic number.

It is not a de Polignac number, because 1079997599 - 2²⁰ = 1078949023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1079997559) 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 in 3 ways as a sum of consecutive naturals, for example, 900902 + ... + 902099.

It is an arithmetic number, because the mean of its divisors is an integer number (270450300).

Almost surely, 2^1079997599 is an apocalyptic number.

1079997599 is a deficient number, since it is larger than the sum of its proper divisors (1803601).

1079997599 is an equidigital number, since it uses as much as digits as its factorization.

1079997599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1803600.

The product of its (nonzero) digits is 14467005, while the sum is 65.

The square root of 1079997599 is about 32863.3169202380. The cubic root of 1079997599 is about 1025.9848076995.

The spelling of 1079997599 in words is "one billion, seventy-nine million, nine hundred ninety-seven thousand, five hundred ninety-nine".