699264913 has 2 divisors, whose sum is σ = 699264914. Its totient is φ = 699264912.

The previous prime is 699264889. The next prime is 699264941. The reversal of 699264913 is 319462996.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 635392849 + 63872064 = 25207^2 + 7992^2 .

It is a cyclic number.

It is not a de Polignac number, because 699264913 - 2¹³ = 699256721 is a prime.

It is not a weakly prime, because it can be changed into another prime (699264113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349632456 + 349632457.

It is an arithmetic number, because the mean of its divisors is an integer number (349632457).

Almost surely, 2^699264913 is an apocalyptic number.

It is an amenable number.

699264913 is a deficient number, since it is larger than the sum of its proper divisors (1).

699264913 is an equidigital number, since it uses as much as digits as its factorization.

699264913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 629856, while the sum is 49.

The square root of 699264913 is about 26443.6176231619. The cubic root of 699264913 is about 887.5930896999.

The spelling of 699264913 in words is "six hundred ninety-nine million, two hundred sixty-four thousand, nine hundred thirteen".