5239199129 has 2 divisors, whose sum is σ = 5239199130. Its totient is φ = 5239199128.

The previous prime is 5239199059. The next prime is 5239199143. The reversal of 5239199129 is 9219919325.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4446889225 + 792309904 = 66685^2 + 28148^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5239199129 is a prime.

It is not a weakly prime, because it can be changed into another prime (5239199029) 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, 2619599564 + 2619599565.

It is an arithmetic number, because the mean of its divisors is an integer number (2619599565).

Almost surely, 2^5239199129 is an apocalyptic number.

It is an amenable number.

5239199129 is a deficient number, since it is larger than the sum of its proper divisors (1).

5239199129 is an equidigital number, since it uses as much as digits as its factorization.

5239199129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 393660, while the sum is 50.

The square root of 5239199129 is about 72382.3122661883. The cubic root of 5239199129 is about 1736.8206274761.

The spelling of 5239199129 in words is "five billion, two hundred thirty-nine million, one hundred ninety-nine thousand, one hundred twenty-nine".