5312520163 has 2 divisors, whose sum is σ = 5312520164. Its totient is φ = 5312520162.

The previous prime is 5312520133. The next prime is 5312520181. The reversal of 5312520163 is 3610252135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5312520163 - 2⁵ = 5312520131 is a prime.

It is not a weakly prime, because it can be changed into another prime (5312520113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656260081 + 2656260082.

It is an arithmetic number, because the mean of its divisors is an integer number (2656260082).

Almost surely, 2^5312520163 is an apocalyptic number.

5312520163 is a deficient number, since it is larger than the sum of its proper divisors (1).

5312520163 is an equidigital number, since it uses as much as digits as its factorization.

5312520163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 5312520163 is about 72887.0370024739. The cubic root of 5312520163 is about 1744.8852192272.

Adding to 5312520163 its reverse (3610252135), we get a palindrome (8922772298).

The spelling of 5312520163 in words is "five billion, three hundred twelve million, five hundred twenty thousand, one hundred sixty-three".