3118513998 has 16 divisors (see below), whose sum is σ = 6238267776. Its totient is φ = 1039298040.

The previous prime is 3118513991. The next prime is 3118513999. The reversal of 3118513998 is 8993158113.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3118513991) 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 7 ways as a sum of consecutive naturals, for example, 17188 + ... + 80823.

It is an arithmetic number, because the mean of its divisors is an integer number (389891736).

Almost surely, 2^3118513998 is an apocalyptic number.

3118513998 is an abundant number, since it is smaller than the sum of its proper divisors (3119753778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3118513998 is a wasteful number, since it uses less digits than its factorization.

3118513998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103319.

The product of its digits is 233280, while the sum is 48.

The square root of 3118513998 is about 55843.6567391499. The cubic root of 3118513998 is about 1460.9966919904.

The spelling of 3118513998 in words is "three billion, one hundred eighteen million, five hundred thirteen thousand, nine hundred ninety-eight".