694445713 has 4 divisors (see below), whose sum is σ = 747864628. Its totient is φ = 641026800.

The previous prime is 694445707. The next prime is 694445747. The reversal of 694445713 is 317544496.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35856144 + 658589569 = 5988^2 + 25663^2 .

It is a cyclic number.

It is not a de Polignac number, because 694445713 - 2¹³ = 694437521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 694445713.

It is not an unprimeable number, because it can be changed into a prime (694445783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26709438 + ... + 26709463.

It is an arithmetic number, because the mean of its divisors is an integer number (186966157).

Almost surely, 2^694445713 is an apocalyptic number.

It is an amenable number.

694445713 is a deficient number, since it is larger than the sum of its proper divisors (53418915).

694445713 is a wasteful number, since it uses less digits than its factorization.

694445713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53418914.

The product of its digits is 362880, while the sum is 43.

The square root of 694445713 is about 26352.3379038749. The cubic root of 694445713 is about 885.5493468684.

It can be divided in two parts, 69444 and 5713, that added together give a palindrome (75157).

The spelling of 694445713 in words is "six hundred ninety-four million, four hundred forty-five thousand, seven hundred thirteen".