6713731 has 2 divisors, whose sum is σ = 6713732. Its totient is φ = 6713730.

The previous prime is 6713717. The next prime is 6713741. The reversal of 6713731 is 1373176.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6713731 - 2⁵ = 6713699 is a prime.

It is a super-2 number, since 2×6713731² = 90148367880722, which contains 22 as substring.

6713731 is a lucky number.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 6713731.

It is not a weakly prime, because it can be changed into another prime (6713711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3356865 + 3356866.

It is an arithmetic number, because the mean of its divisors is an integer number (3356866).

Almost surely, 2^6713731 is an apocalyptic number.

6713731 is a deficient number, since it is larger than the sum of its proper divisors (1).

6713731 is an equidigital number, since it uses as much as digits as its factorization.

6713731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2646, while the sum is 28.

The square root of 6713731 is about 2591.0868376031. The cubic root of 6713731 is about 188.6490599565.

The spelling of 6713731 in words is "six million, seven hundred thirteen thousand, seven hundred thirty-one".