5125081517 has 2 divisors, whose sum is σ = 5125081518. Its totient is φ = 5125081516.

The previous prime is 5125081499. The next prime is 5125081523. The reversal of 5125081517 is 7151805215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4963766116 + 161315401 = 70454^2 + 12701^2 .

It is a cyclic number.

It is not a de Polignac number, because 5125081517 - 2¹⁸ = 5124819373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5125081567) 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, 2562540758 + 2562540759.

It is an arithmetic number, because the mean of its divisors is an integer number (2562540759).

Almost surely, 2^5125081517 is an apocalyptic number.

It is an amenable number.

5125081517 is a deficient number, since it is larger than the sum of its proper divisors (1).

5125081517 is an equidigital number, since it uses as much as digits as its factorization.

5125081517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14000, while the sum is 35.

The square root of 5125081517 is about 71589.6746535420. The cubic root of 5125081517 is about 1724.1177612266.

The spelling of 5125081517 in words is "five billion, one hundred twenty-five million, eighty-one thousand, five hundred seventeen".