694242713 has 2 divisors, whose sum is σ = 694242714. Its totient is φ = 694242712.

The previous prime is 694242701. The next prime is 694242779. The reversal of 694242713 is 317242496.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 555639184 + 138603529 = 23572^2 + 11773^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-694242713 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (694242313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347121356 + 347121357.

It is an arithmetic number, because the mean of its divisors is an integer number (347121357).

Almost surely, 2^694242713 is an apocalyptic number.

It is an amenable number.

694242713 is a deficient number, since it is larger than the sum of its proper divisors (1).

694242713 is an equidigital number, since it uses as much as digits as its factorization.

694242713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 694242713 is about 26348.4859716835. The cubic root of 694242713 is about 885.4630506885.

The spelling of 694242713 in words is "six hundred ninety-four million, two hundred forty-two thousand, seven hundred thirteen".