5115630211 has 2 divisors, whose sum is σ = 5115630212. Its totient is φ = 5115630210.

The previous prime is 5115630209. The next prime is 5115630269. The reversal of 5115630211 is 1120365115.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5115630211 - 2¹ = 5115630209 is a prime.

Together with 5115630209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5115630011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2557815105 + 2557815106.

It is an arithmetic number, because the mean of its divisors is an integer number (2557815106).

Almost surely, 2^5115630211 is an apocalyptic number.

5115630211 is a deficient number, since it is larger than the sum of its proper divisors (1).

5115630211 is an equidigital number, since it uses as much as digits as its factorization.

5115630211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 5115630211 is about 71523.6339331273. The cubic root of 5115630211 is about 1723.0572778274.

Adding to 5115630211 its reverse (1120365115), we get a palindrome (6235995326).

The spelling of 5115630211 in words is "five billion, one hundred fifteen million, six hundred thirty thousand, two hundred eleven".