5142112517 has 2 divisors, whose sum is σ = 5142112518. Its totient is φ = 5142112516.

The previous prime is 5142112511. The next prime is 5142112537. The reversal of 5142112517 is 7152112415.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4611224836 + 530887681 = 67906^2 + 23041^2 .

It is a cyclic number.

It is not a de Polignac number, because 5142112517 - 2⁶ = 5142112453 is a prime.

It is a super-2 number, since 2×5142112517² = 52882642274976150578, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5142112517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5142112511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2571056258 + 2571056259.

It is an arithmetic number, because the mean of its divisors is an integer number (2571056259).

Almost surely, 2^5142112517 is an apocalyptic number.

It is an amenable number.

5142112517 is a deficient number, since it is larger than the sum of its proper divisors (1).

5142112517 is an equidigital number, since it uses as much as digits as its factorization.

5142112517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2800, while the sum is 29.

The square root of 5142112517 is about 71708.5247163822. The cubic root of 5142112517 is about 1726.0254371545.

The spelling of 5142112517 in words is "five billion, one hundred forty-two million, one hundred twelve thousand, five hundred seventeen".