67326713 has 2 divisors, whose sum is σ = 67326714. Its totient is φ = 67326712.

The previous prime is 67326703. The next prime is 67326731. The reversal of 67326713 is 31762376.

It is a happy number.

Together with next prime (67326731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35200489 + 32126224 = 5933^2 + 5668^2 .

It is a cyclic number.

It is not a de Polignac number, because 67326713 - 2¹⁰ = 67325689 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (67326703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33663356 + 33663357.

It is an arithmetic number, because the mean of its divisors is an integer number (33663357).

Almost surely, 2^67326713 is an apocalyptic number.

It is an amenable number.

67326713 is a deficient number, since it is larger than the sum of its proper divisors (1).

67326713 is an equidigital number, since it uses as much as digits as its factorization.

67326713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 35.

The square root of 67326713 is about 8205.2856744906. The cubic root of 67326713 is about 406.8139192470.

The spelling of 67326713 in words is "sixty-seven million, three hundred twenty-six thousand, seven hundred thirteen".