1179217479 has 24 divisors (see below), whose sum is σ = 1741895680. Its totient is φ = 709022160.

The previous prime is 1179217471. The next prime is 1179217513. The reversal of 1179217479 is 9747129711.

It is not a de Polignac number, because 1179217479 - 2³ = 1179217471 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 (1179217471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33312 + ... + 58890.

Almost surely, 2^1179217479 is an apocalyptic number.

1179217479 is a deficient number, since it is larger than the sum of its proper divisors (562678201).

1179217479 is a wasteful number, since it uses less digits than its factorization.

1179217479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25731 (or 25720 counting only the distinct ones).

The product of its digits is 222264, while the sum is 48.

The square root of 1179217479 is about 34339.7361521605. The cubic root of 1179217479 is about 1056.4881640554.

The spelling of 1179217479 in words is "one billion, one hundred seventy-nine million, two hundred seventeen thousand, four hundred seventy-nine".