4131522817 has 2 divisors, whose sum is σ = 4131522818. Its totient is φ = 4131522816.

The previous prime is 4131522781. The next prime is 4131522839. The reversal of 4131522817 is 7182251314.

Together with previous prime (4131522781) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3629942001 + 501580816 = 60249^2 + 22396^2 .

It is a cyclic number.

It is not a de Polignac number, because 4131522817 - 2¹⁵ = 4131490049 is a prime.

It is not a weakly prime, because it can be changed into another prime (4131522877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065761408 + 2065761409.

It is an arithmetic number, because the mean of its divisors is an integer number (2065761409).

Almost surely, 2^4131522817 is an apocalyptic number.

It is an amenable number.

4131522817 is a deficient number, since it is larger than the sum of its proper divisors (1).

4131522817 is an equidigital number, since it uses as much as digits as its factorization.

4131522817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 34.

The square root of 4131522817 is about 64276.9228961686. The cubic root of 4131522817 is about 1604.6120595894.

The spelling of 4131522817 in words is "four billion, one hundred thirty-one million, five hundred twenty-two thousand, eight hundred seventeen".