3118778113 has 8 divisors (see below), whose sum is σ = 3434101920. Its totient is φ = 2808754080.

The previous prime is 3118778083. The next prime is 3118778147.

3118778113 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 3118778113 - 2¹³ = 3118769921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3118778183) 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, 1323708 + ... + 1326061.

It is an arithmetic number, because the mean of its divisors is an integer number (429262740).

Almost surely, 2^3118778113 is an apocalyptic number.

It is an amenable number.

3118778113 is a deficient number, since it is larger than the sum of its proper divisors (315323807).

3118778113 is a wasteful number, since it uses less digits than its factorization.

3118778113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2649887.

The product of its digits is 28224, while the sum is 40.

The square root of 3118778113 is about 55846.0214607988. The cubic root of 3118778113 is about 1461.0379360197.

The spelling of 3118778113 in words is "three billion, one hundred eighteen million, seven hundred seventy-eight thousand, one hundred thirteen".