679312033 has 2 divisors, whose sum is σ = 679312034. Its totient is φ = 679312032.

The previous prime is 679312031. The next prime is 679312069. The reversal of 679312033 is 330213976.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 384434449 + 294877584 = 19607^2 + 17172^2 .

It is a cyclic number.

It is not a de Polignac number, because 679312033 - 2¹ = 679312031 is a prime.

It is a super-2 number, since 2×679312033² = 922929676357186178, which contains 22 as substring.

Together with 679312031, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 679312033.

It is not a weakly prime, because it can be changed into another prime (679312031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339656016 + 339656017.

It is an arithmetic number, because the mean of its divisors is an integer number (339656017).

Almost surely, 2^679312033 is an apocalyptic number.

It is an amenable number.

679312033 is a deficient number, since it is larger than the sum of its proper divisors (1).

679312033 is an equidigital number, since it uses as much as digits as its factorization.

679312033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 34.

The square root of 679312033 is about 26063.6151176309. The cubic root of 679312033 is about 879.0692781182.

The spelling of 679312033 in words is "six hundred seventy-nine million, three hundred twelve thousand, thirty-three".