1111159379 has 8 divisors (see below), whose sum is σ = 1213375680. Its totient is φ = 1009143400.

The previous prime is 1111159373. The next prime is 1111159403. The reversal of 1111159379 is 9739511111.

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 1111159379 - 2¹⁶ = 1111093843 is a prime.

It is a super-3 number, since 3×1111159379³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1111159373) 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, 38357 + ... + 60774.

It is an arithmetic number, because the mean of its divisors is an integer number (151671960).

Almost surely, 2^1111159379 is an apocalyptic number.

1111159379 is a deficient number, since it is larger than the sum of its proper divisors (102216301).

1111159379 is a wasteful number, since it uses less digits than its factorization.

1111159379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100161.

The product of its digits is 8505, while the sum is 38.

The square root of 1111159379 is about 33334.0573438038. The cubic root of 1111159379 is about 1035.7591663895.

The spelling of 1111159379 in words is "one billion, one hundred eleven million, one hundred fifty-nine thousand, three hundred seventy-nine".