1079172494 has 4 divisors (see below), whose sum is σ = 1618758744. Its totient is φ = 539586246.

The previous prime is 1079172473. The next prime is 1079172517. The reversal of 1079172494 is 4942719701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4942719701 = 31 ⋅159442571.

It is a super-2 number, since 2×1079172494² = 2329226543612360072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269793122 + ... + 269793125.

It is an arithmetic number, because the mean of its divisors is an integer number (404689686).

Almost surely, 2^1079172494 is an apocalyptic number.

1079172494 is a deficient number, since it is larger than the sum of its proper divisors (539586250).

1079172494 is an equidigital number, since it uses as much as digits as its factorization.

1079172494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539586249.

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 1079172494 is about 32850.7609348703. The cubic root of 1079172494 is about 1025.7234611710.

The spelling of 1079172494 in words is "one billion, seventy-nine million, one hundred seventy-two thousand, four hundred ninety-four".