683936423 has 2 divisors, whose sum is σ = 683936424. Its totient is φ = 683936422.

The previous prime is 683936413. The next prime is 683936471. The reversal of 683936423 is 324639386.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 683936423 - 2⁶ = 683936359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (683936413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341968211 + 341968212.

It is an arithmetic number, because the mean of its divisors is an integer number (341968212).

Almost surely, 2^683936423 is an apocalyptic number.

683936423 is a deficient number, since it is larger than the sum of its proper divisors (1).

683936423 is an equidigital number, since it uses as much as digits as its factorization.

683936423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 44.

The square root of 683936423 is about 26152.1781693227. The cubic root of 683936423 is about 881.0595119823.

The spelling of 683936423 in words is "six hundred eighty-three million, nine hundred thirty-six thousand, four hundred twenty-three".