999079297 has 4 divisors (see below), whose sum is σ = 1008779200. Its totient is φ = 989379396.

The previous prime is 999079259. The next prime is 999079321. The reversal of 999079297 is 792970999.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 792970999 = 673 ⋅1178263.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999079297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999079397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4849797 + ... + 4850002.

It is an arithmetic number, because the mean of its divisors is an integer number (252194800).

Almost surely, 2^999079297 is an apocalyptic number.

It is an amenable number.

999079297 is a deficient number, since it is larger than the sum of its proper divisors (9699903).

999079297 is a wasteful number, since it uses less digits than its factorization.

999079297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9699902.

The product of its (nonzero) digits is 5786802, while the sum is 61.

The square root of 999079297 is about 31608.2156566928. The cubic root of 999079297 is about 999.6930047636.

The spelling of 999079297 in words is "nine hundred ninety-nine million, seventy-nine thousand, two hundred ninety-seven".