8715157943 has 2 divisors, whose sum is σ = 8715157944. Its totient is φ = 8715157942.

The previous prime is 8715157879. The next prime is 8715157951. The reversal of 8715157943 is 3497515178.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8715157943 - 2⁶ = 8715157879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8715157891 and 8715157900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8715156943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4357578971 + 4357578972.

It is an arithmetic number, because the mean of its divisors is an integer number (4357578972).

Almost surely, 2^8715157943 is an apocalyptic number.

8715157943 is a deficient number, since it is larger than the sum of its proper divisors (1).

8715157943 is an equidigital number, since it uses as much as digits as its factorization.

8715157943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1058400, while the sum is 50.

The square root of 8715157943 is about 93355.0102726147. The cubic root of 8715157943 is about 2057.9038865740.

The spelling of 8715157943 in words is "eight billion, seven hundred fifteen million, one hundred fifty-seven thousand, nine hundred forty-three".