4118157517 has 2 divisors, whose sum is σ = 4118157518. Its totient is φ = 4118157516.

The previous prime is 4118157497. The next prime is 4118157523. The reversal of 4118157517 is 7157518114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3810716361 + 307441156 = 61731^2 + 17534^2 .

It is a cyclic number.

It is not a de Polignac number, because 4118157517 - 2²⁷ = 3983939789 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4118157517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4118157317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2059078758 + 2059078759.

It is an arithmetic number, because the mean of its divisors is an integer number (2059078759).

Almost surely, 2^4118157517 is an apocalyptic number.

It is an amenable number.

4118157517 is a deficient number, since it is larger than the sum of its proper divisors (1).

4118157517 is an equidigital number, since it uses as much as digits as its factorization.

4118157517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39200, while the sum is 40.

The square root of 4118157517 is about 64172.8721267796. The cubic root of 4118157517 is about 1602.8799065856.

The spelling of 4118157517 in words is "four billion, one hundred eighteen million, one hundred fifty-seven thousand, five hundred seventeen".