4039134923 has 2 divisors, whose sum is σ = 4039134924. Its totient is φ = 4039134922.

The previous prime is 4039134829. The next prime is 4039134959. The reversal of 4039134923 is 3294319304.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4039134923 - 2⁸ = 4039134667 is a prime.

It is a super-2 number, since 2×4039134923² = 32629221852396431858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4039134623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2019567461 + 2019567462.

It is an arithmetic number, because the mean of its divisors is an integer number (2019567462).

Almost surely, 2^4039134923 is an apocalyptic number.

4039134923 is a deficient number, since it is larger than the sum of its proper divisors (1).

4039134923 is an equidigital number, since it uses as much as digits as its factorization.

4039134923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 4039134923 is about 63554.1888706008. The cubic root of 4039134923 is about 1592.5611614987.

The spelling of 4039134923 in words is "four billion, thirty-nine million, one hundred thirty-four thousand, nine hundred twenty-three".