1163573879 has 8 divisors (see below), whose sum is σ = 1265999280. Its totient is φ = 1062994176.

The previous prime is 1163573843. The next prime is 1163573893. The reversal of 1163573879 is 9783753611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1163573879 - 2¹⁶ = 1163508343 is a prime.

It is a super-2 number, since 2×1163573879² = 2707808343782213282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163573479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460109 + ... + 462630.

It is an arithmetic number, because the mean of its divisors is an integer number (158249910).

Almost surely, 2^1163573879 is an apocalyptic number.

1163573879 is a deficient number, since it is larger than the sum of its proper divisors (102425401).

1163573879 is an equidigital number, since it uses as much as digits as its factorization.

1163573879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922849.

The product of its digits is 952560, while the sum is 50.

The square root of 1163573879 is about 34111.1987329674. The cubic root of 1163573879 is about 1051.7955307121.

The spelling of 1163573879 in words is "one billion, one hundred sixty-three million, five hundred seventy-three thousand, eight hundred seventy-nine".