5165224391 has 2 divisors, whose sum is σ = 5165224392. Its totient is φ = 5165224390.

The previous prime is 5165224357. The next prime is 5165224397. The reversal of 5165224391 is 1934225615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5165224391 - 2³⁰ = 4091482567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5165224397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2582612195 + 2582612196.

It is an arithmetic number, because the mean of its divisors is an integer number (2582612196).

Almost surely, 2^5165224391 is an apocalyptic number.

5165224391 is a deficient number, since it is larger than the sum of its proper divisors (1).

5165224391 is an equidigital number, since it uses as much as digits as its factorization.

5165224391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 38.

The square root of 5165224391 is about 71869.4955527030. The cubic root of 5165224391 is about 1728.6075189361.

It can be divided in two parts, 5165224 and 391, that added together give a palindrome (5165615).

The spelling of 5165224391 in words is "five billion, one hundred sixty-five million, two hundred twenty-four thousand, three hundred ninety-one".