5255136329 has 2 divisors, whose sum is σ = 5255136330. Its totient is φ = 5255136328.

The previous prime is 5255136319. The next prime is 5255136331. The reversal of 5255136329 is 9236315525.

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., 4849033225 + 406103104 = 69635^2 + 20152^2 .

It is a cyclic number.

It is not a de Polignac number, because 5255136329 - 2²⁰ = 5254087753 is a prime.

Together with 5255136331, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5255136319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627568164 + 2627568165.

It is an arithmetic number, because the mean of its divisors is an integer number (2627568165).

Almost surely, 2^5255136329 is an apocalyptic number.

It is an amenable number.

5255136329 is a deficient number, since it is larger than the sum of its proper divisors (1).

5255136329 is an equidigital number, since it uses as much as digits as its factorization.

5255136329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 243000, while the sum is 41.

The square root of 5255136329 is about 72492.3191034747. The cubic root of 5255136329 is about 1738.5799318763.

The spelling of 5255136329 in words is "five billion, two hundred fifty-five million, one hundred thirty-six thousand, three hundred twenty-nine".