1164879442 has 16 divisors (see below), whose sum is σ = 1760476032. Its totient is φ = 578065120.

The previous prime is 1164879431. The next prime is 1164879449. The reversal of 1164879442 is 2449784611.

It is a super-2 number, since 2×1164879442² = 2713888228788462728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1164879392 and 1164879401.

It is not an unprimeable number, because it can be changed into a prime (1164879449) 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, 251883 + ... + 256465.

It is an arithmetic number, because the mean of its divisors is an integer number (110029752).

Almost surely, 2^1164879442 is an apocalyptic number.

1164879442 is a deficient number, since it is larger than the sum of its proper divisors (595596590).

1164879442 is a wasteful number, since it uses less digits than its factorization.

1164879442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5513.

The product of its digits is 387072, while the sum is 46.

The square root of 1164879442 is about 34130.3302357302. The cubic root of 1164879442 is about 1052.1887651795.

The spelling of 1164879442 in words is "one billion, one hundred sixty-four million, eight hundred seventy-nine thousand, four hundred forty-two".