3111203994 has 16 divisors (see below), whose sum is σ = 6232666368. Its totient is φ = 1035358272.

The previous prime is 3111203993. The next prime is 3111204007. The reversal of 3111203994 is 4993021113.

It is a happy number.

3111203994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3111203993) 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, 423487 + ... + 430770.

It is an arithmetic number, because the mean of its divisors is an integer number (389541648).

Almost surely, 2^3111203994 is an apocalyptic number.

3111203994 is an abundant number, since it is smaller than the sum of its proper divisors (3121462374).

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

3111203994 is a wasteful number, since it uses less digits than its factorization.

3111203994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854869.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 3111203994 is about 55778.1677182032. The cubic root of 3111203994 is about 1459.8542410939.

The spelling of 3111203994 in words is "three billion, one hundred eleven million, two hundred three thousand, nine hundred ninety-four".