7667713 has 2 divisors, whose sum is σ = 7667714. Its totient is φ = 7667712.

The previous prime is 7667711. The next prime is 7667719. The reversal of 7667713 is 3177667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4545424 + 3122289 = 2132^2 + 1767^2 .

It is a cyclic number.

It is not a de Polignac number, because 7667713 - 2¹ = 7667711 is a prime.

Together with 7667711, it forms a pair of twin primes.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (7667711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3833856 + 3833857.

It is an arithmetic number, because the mean of its divisors is an integer number (3833857).

It is a Proth number, since it is equal to 117 ⋅ 2¹⁶ + 1 and 117 < 2¹⁶.

Almost surely, 2^7667713 is an apocalyptic number.

It is an amenable number.

7667713 is a deficient number, since it is larger than the sum of its proper divisors (1).

7667713 is an equidigital number, since it uses as much as digits as its factorization.

7667713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37044, while the sum is 37.

The square root of 7667713 is about 2769.0635601228. The cubic root of 7667713 is about 197.1916933004.

The spelling of 7667713 in words is "seven million, six hundred sixty-seven thousand, seven hundred thirteen".