679123583 has 2 divisors, whose sum is σ = 679123584. Its totient is φ = 679123582.

The previous prime is 679123573. The next prime is 679123607. The reversal of 679123583 is 385321976.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 679123583 - 2¹⁰ = 679122559 is a prime.

It is a super-2 number, since 2×679123583² = 922417681973515778, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679123573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339561791 + 339561792.

It is an arithmetic number, because the mean of its divisors is an integer number (339561792).

Almost surely, 2^679123583 is an apocalyptic number.

679123583 is a deficient number, since it is larger than the sum of its proper divisors (1).

679123583 is an equidigital number, since it uses as much as digits as its factorization.

679123583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 44.

The square root of 679123583 is about 26059.9996738296. Note that the first 3 decimals coincide. The cubic root of 679123583 is about 878.9879821802.

The spelling of 679123583 in words is "six hundred seventy-nine million, one hundred twenty-three thousand, five hundred eighty-three".