716112731 has 2 divisors, whose sum is σ = 716112732. Its totient is φ = 716112730.

The previous prime is 716112721. The next prime is 716112769. The reversal of 716112731 is 137211617.

It is a weak prime.

It is an emirp because it is prime and its reverse (137211617) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-716112731 is a prime.

It is a super-2 number, since 2×716112731² = 1025634887000556722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 716112694 and 716112703.

It is not a weakly prime, because it can be changed into another prime (716112721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358056365 + 358056366.

It is an arithmetic number, because the mean of its divisors is an integer number (358056366).

Almost surely, 2^716112731 is an apocalyptic number.

716112731 is a deficient number, since it is larger than the sum of its proper divisors (1).

716112731 is an equidigital number, since it uses as much as digits as its factorization.

716112731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1764, while the sum is 29.

The square root of 716112731 is about 26760.2827152480. The cubic root of 716112731 is about 894.6650353306.

The spelling of 716112731 in words is "seven hundred sixteen million, one hundred twelve thousand, seven hundred thirty-one".