3123318542 has 32 divisors (see below), whose sum is σ = 4867153920. Its totient is φ = 1502220160.

The previous prime is 3123318533. The next prime is 3123318559. The reversal of 3123318542 is 2458133213.

It is a junction number, because it is equal to n+sod(n) for n = 3123318499 and 3123318508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3196358 + ... + 3197334.

It is an arithmetic number, because the mean of its divisors is an integer number (152098560).

Almost surely, 2^3123318542 is an apocalyptic number.

3123318542 is a deficient number, since it is larger than the sum of its proper divisors (1743835378).

3123318542 is a wasteful number, since it uses less digits than its factorization.

3123318542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576.

The product of its digits is 17280, while the sum is 32.

The square root of 3123318542 is about 55886.6579963411. The cubic root of 3123318542 is about 1461.7466027009.

The spelling of 3123318542 in words is "three billion, one hundred twenty-three million, three hundred eighteen thousand, five hundred forty-two".