3942119231 has 4 divisors (see below), whose sum is σ = 4048663032. Its totient is φ = 3835575432.

The previous prime is 3942119173. The next prime is 3942119249. The reversal of 3942119231 is 1329112493.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3942119231 - 2²² = 3937924927 is a prime.

It is a super-2 number, since 2×3942119231² = 31080608062840062722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3942119191 and 3942119200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3942119261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53271845 + ... + 53271918.

It is an arithmetic number, because the mean of its divisors is an integer number (1012165758).

Almost surely, 2^3942119231 is an apocalyptic number.

3942119231 is a deficient number, since it is larger than the sum of its proper divisors (106543801).

3942119231 is a wasteful number, since it uses less digits than its factorization.

3942119231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106543800.

The product of its digits is 11664, while the sum is 35.

The square root of 3942119231 is about 62786.2981151143. The cubic root of 3942119231 is about 1579.7071549072.

The spelling of 3942119231 in words is "three billion, nine hundred forty-two million, one hundred nineteen thousand, two hundred thirty-one".