5129379929 has 2 divisors, whose sum is σ = 5129379930. Its totient is φ = 5129379928.

The previous prime is 5129379923. The next prime is 5129379947. The reversal of 5129379929 is 9299739215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5051939929 + 77440000 = 71077^2 + 8800^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5129379929 is a prime.

It is not a weakly prime, because it can be changed into another prime (5129379923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2564689964 + 2564689965.

It is an arithmetic number, because the mean of its divisors is an integer number (2564689965).

Almost surely, 2^5129379929 is an apocalyptic number.

It is an amenable number.

5129379929 is a deficient number, since it is larger than the sum of its proper divisors (1).

5129379929 is an equidigital number, since it uses as much as digits as its factorization.

5129379929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2755620, while the sum is 56.

The square root of 5129379929 is about 71619.6895343732. The cubic root of 5129379929 is about 1724.5996330793.

The spelling of 5129379929 in words is "five billion, one hundred twenty-nine million, three hundred seventy-nine thousand, nine hundred twenty-nine".