3113779826 has 4 divisors (see below), whose sum is σ = 4670669742. Its totient is φ = 1556889912.

The previous prime is 3113779759. The next prime is 3113779843. The reversal of 3113779826 is 6289773113.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6289773113 = 13 ⋅483828701.

It can be written as a sum of positive squares in only one way, i.e., 2884227025 + 229552801 = 53705^2 + 15151^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 778444955 + ... + 778444958.

Almost surely, 2^3113779826 is an apocalyptic number.

3113779826 is a deficient number, since it is larger than the sum of its proper divisors (1556889916).

3113779826 is a wasteful number, since it uses less digits than its factorization.

3113779826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556889915.

The product of its digits is 381024, while the sum is 47.

The square root of 3113779826 is about 55801.2529070809. The cubic root of 3113779826 is about 1460.2570114253.

The spelling of 3113779826 in words is "three billion, one hundred thirteen million, seven hundred seventy-nine thousand, eight hundred twenty-six".