3611116979 has 4 divisors (see below), whose sum is σ = 3670315680. Its totient is φ = 3551918280.

The previous prime is 3611116973. The next prime is 3611116997. The reversal of 3611116979 is 9796111163.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9796111163 = 3613 ⋅2711351.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3611116979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3611116973) 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 3 ways as a sum of consecutive naturals, for example, 29599259 + ... + 29599380.

It is an arithmetic number, because the mean of its divisors is an integer number (917578920).

Almost surely, 2^3611116979 is an apocalyptic number.

3611116979 is a deficient number, since it is larger than the sum of its proper divisors (59198701).

3611116979 is an equidigital number, since it uses as much as digits as its factorization.

3611116979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59198700.

The product of its digits is 61236, while the sum is 44.

The square root of 3611116979 is about 60092.5700815001. The cubic root of 3611116979 is about 1534.1948447504.

The spelling of 3611116979 in words is "three billion, six hundred eleven million, one hundred sixteen thousand, nine hundred seventy-nine".