1161793479 has 120 divisors (see below), whose sum is σ = 2098105856. Its totient is φ = 570477600.

The previous prime is 1161793471. The next prime is 1161793561. The reversal of 1161793479 is 9743971611.

It is not a de Polignac number, because 1161793479 - 2³ = 1161793471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161793471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 27018432 + ... + 27018474.

Almost surely, 2^1161793479 is an apocalyptic number.

1161793479 is a deficient number, since it is larger than the sum of its proper divisors (936312377).

1161793479 is an equidigital number, since it uses as much as digits as its factorization.

1161793479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127 (or 95 counting only the distinct ones).

The product of its digits is 285768, while the sum is 48.

The square root of 1161793479 is about 34085.0917411117. The cubic root of 1161793479 is about 1051.2588013833.

The spelling of 1161793479 in words is "one billion, one hundred sixty-one million, seven hundred ninety-three thousand, four hundred seventy-nine".