694916513 has 2 divisors, whose sum is σ = 694916514. Its totient is φ = 694916512.

The previous prime is 694916483. The next prime is 694916533. The reversal of 694916513 is 315619496.

694916513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 636653824 + 58262689 = 25232^2 + 7633^2 .

It is a cyclic number.

It is not a de Polignac number, because 694916513 - 2⁶ = 694916449 is a prime.

It is not a weakly prime, because it can be changed into another prime (694916533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347458256 + 347458257.

It is an arithmetic number, because the mean of its divisors is an integer number (347458257).

Almost surely, 2^694916513 is an apocalyptic number.

It is an amenable number.

694916513 is a deficient number, since it is larger than the sum of its proper divisors (1).

694916513 is an equidigital number, since it uses as much as digits as its factorization.

694916513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 44.

The square root of 694916513 is about 26361.2691841649. The cubic root of 694916513 is about 885.7494212797.

The spelling of 694916513 in words is "six hundred ninety-four million, nine hundred sixteen thousand, five hundred thirteen".