699945107 has 2 divisors, whose sum is σ = 699945108. Its totient is φ = 699945106.

The previous prime is 699945091. The next prime is 699945109. The reversal of 699945107 is 701549996.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 699945107 - 2⁴ = 699945091 is a prime.

Together with 699945109, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (699945109) 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 as a sum of consecutive naturals, namely, 349972553 + 349972554.

It is an arithmetic number, because the mean of its divisors is an integer number (349972554).

Almost surely, 2^699945107 is an apocalyptic number.

699945107 is a deficient number, since it is larger than the sum of its proper divisors (1).

699945107 is an equidigital number, since it uses as much as digits as its factorization.

699945107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 612360, while the sum is 50.

The square root of 699945107 is about 26456.4757101168. The cubic root of 699945107 is about 887.8807917481.

The spelling of 699945107 in words is "six hundred ninety-nine million, nine hundred forty-five thousand, one hundred seven".