699561313 has 4 divisors (see below), whose sum is σ = 763157808. Its totient is φ = 635964820.

The previous prime is 699561299. The next prime is 699561329. The reversal of 699561313 is 313165996.

699561313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 699561313 - 2²⁹ = 162690401 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 699561313.

It is not an unprimeable number, because it can be changed into a prime (699561383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31798231 + ... + 31798252.

It is an arithmetic number, because the mean of its divisors is an integer number (190789452).

Almost surely, 2^699561313 is an apocalyptic number.

It is an amenable number.

699561313 is a deficient number, since it is larger than the sum of its proper divisors (63596495).

699561313 is a wasteful number, since it uses less digits than its factorization.

699561313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63596494.

The product of its digits is 131220, while the sum is 43.

The square root of 699561313 is about 26449.2214063099. The cubic root of 699561313 is about 887.7184811047.

The spelling of 699561313 in words is "six hundred ninety-nine million, five hundred sixty-one thousand, three hundred thirteen".