5129394379 has 2 divisors, whose sum is σ = 5129394380. Its totient is φ = 5129394378.

The previous prime is 5129394371. The next prime is 5129394437. The reversal of 5129394379 is 9734939215.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5129394379 - 2³ = 5129394371 is a prime.

It is not a weakly prime, because it can be changed into another prime (5129394371) 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, 2564697189 + 2564697190.

It is an arithmetic number, because the mean of its divisors is an integer number (2564697190).

Almost surely, 2^5129394379 is an apocalyptic number.

5129394379 is a deficient number, since it is larger than the sum of its proper divisors (1).

5129394379 is an equidigital number, since it uses as much as digits as its factorization.

5129394379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1837080, while the sum is 52.

The square root of 5129394379 is about 71619.7904143820. The cubic root of 5129394379 is about 1724.6012525369.

The spelling of 5129394379 in words is "five billion, one hundred twenty-nine million, three hundred ninety-four thousand, three hundred seventy-nine".