5238155291 has 2 divisors, whose sum is σ = 5238155292. Its totient is φ = 5238155290.

The previous prime is 5238155269. The next prime is 5238155303. The reversal of 5238155291 is 1925518325.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5238155291 - 2⁶ = 5238155227 is a prime.

It is not a weakly prime, because it can be changed into another prime (5238155191) 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, 2619077645 + 2619077646.

It is an arithmetic number, because the mean of its divisors is an integer number (2619077646).

Almost surely, 2^5238155291 is an apocalyptic number.

5238155291 is a deficient number, since it is larger than the sum of its proper divisors (1).

5238155291 is an equidigital number, since it uses as much as digits as its factorization.

5238155291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108000, while the sum is 41.

The square root of 5238155291 is about 72375.1013194455. The cubic root of 5238155291 is about 1736.7052739815.

The spelling of 5238155291 in words is "five billion, two hundred thirty-eight million, one hundred fifty-five thousand, two hundred ninety-one".