5122507213 has 2 divisors, whose sum is σ = 5122507214. Its totient is φ = 5122507212.

The previous prime is 5122507199. The next prime is 5122507223. The reversal of 5122507213 is 3127052215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5012215209 + 110292004 = 70797^2 + 10502^2 .

It is a cyclic number.

It is not a de Polignac number, because 5122507213 - 2¹⁷ = 5122376141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5122507223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2561253606 + 2561253607.

It is an arithmetic number, because the mean of its divisors is an integer number (2561253607).

Almost surely, 2^5122507213 is an apocalyptic number.

It is an amenable number.

5122507213 is a deficient number, since it is larger than the sum of its proper divisors (1).

5122507213 is an equidigital number, since it uses as much as digits as its factorization.

5122507213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 5122507213 is about 71571.6928191586. The cubic root of 5122507213 is about 1723.8290408377.

Adding to 5122507213 its reverse (3127052215), we get a palindrome (8249559428).

The spelling of 5122507213 in words is "five billion, one hundred twenty-two million, five hundred seven thousand, two hundred thirteen".