4094125979 has 2 divisors, whose sum is σ = 4094125980. Its totient is φ = 4094125978.

The previous prime is 4094125843. The next prime is 4094125993. The reversal of 4094125979 is 9795214904.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4094125979 is a prime.

It is not a weakly prime, because it can be changed into another prime (4094125999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2047062989 + 2047062990.

It is an arithmetic number, because the mean of its divisors is an integer number (2047062990).

Almost surely, 2^4094125979 is an apocalyptic number.

4094125979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4094125979 is an equidigital number, since it uses as much as digits as its factorization.

4094125979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 4094125979 is about 63985.3575359238. The cubic root of 4094125979 is about 1599.7559496255.

The spelling of 4094125979 in words is "four billion, ninety-four million, one hundred twenty-five thousand, nine hundred seventy-nine".