679459507 has 2 divisors, whose sum is σ = 679459508. Its totient is φ = 679459506.

The previous prime is 679459493. The next prime is 679459559. The reversal of 679459507 is 705954976.

It is a happy number.

It is an a-pointer prime, because the next prime (679459559) can be obtained adding 679459507 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 679459507 - 2¹¹ = 679457459 is a prime.

It is not a weakly prime, because it can be changed into another prime (679459567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339729753 + 339729754.

It is an arithmetic number, because the mean of its divisors is an integer number (339729754).

Almost surely, 2^679459507 is an apocalyptic number.

679459507 is a deficient number, since it is larger than the sum of its proper divisors (1).

679459507 is an equidigital number, since it uses as much as digits as its factorization.

679459507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2381400, while the sum is 52.

The square root of 679459507 is about 26066.4440804648. Note that the first 3 decimals coincide. The cubic root of 679459507 is about 879.1328868263.

The spelling of 679459507 in words is "six hundred seventy-nine million, four hundred fifty-nine thousand, five hundred seven".