5115423263 has 2 divisors, whose sum is σ = 5115423264. Its totient is φ = 5115423262.

The previous prime is 5115423241. The next prime is 5115423293. The reversal of 5115423263 is 3623245115.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5115423263 - 2¹⁸ = 5115161119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5115423293) 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, 2557711631 + 2557711632.

It is an arithmetic number, because the mean of its divisors is an integer number (2557711632).

Almost surely, 2^5115423263 is an apocalyptic number.

5115423263 is a deficient number, since it is larger than the sum of its proper divisors (1).

5115423263 is an equidigital number, since it uses as much as digits as its factorization.

5115423263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 32.

The square root of 5115423263 is about 71522.1872078868. The cubic root of 5115423263 is about 1723.0340426279.

Adding to 5115423263 its reverse (3623245115), we get a palindrome (8738668378).

The spelling of 5115423263 in words is "five billion, one hundred fifteen million, four hundred twenty-three thousand, two hundred sixty-three".