3903429931 has 2 divisors, whose sum is σ = 3903429932. Its totient is φ = 3903429930.

The previous prime is 3903429923. The next prime is 3903429989. The reversal of 3903429931 is 1399243093.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3903429931 - 2³ = 3903429923 is a prime.

It is a super-2 number, since 2×3903429931² = 30473530452453329522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3903429631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1951714965 + 1951714966.

It is an arithmetic number, because the mean of its divisors is an integer number (1951714966).

Almost surely, 2^3903429931 is an apocalyptic number.

3903429931 is a deficient number, since it is larger than the sum of its proper divisors (1).

3903429931 is an equidigital number, since it uses as much as digits as its factorization.

3903429931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 43.

The square root of 3903429931 is about 62477.4353747015. The cubic root of 3903429931 is about 1574.5222276039.

The spelling of 3903429931 in words is "three billion, nine hundred three million, four hundred twenty-nine thousand, nine hundred thirty-one".