683653 has 2 divisors, whose sum is σ = 683654. Its totient is φ = 683652.

The previous prime is 683651. The next prime is 683681. The reversal of 683653 is 356386.

683653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 431649 + 252004 = 657^2 + 502^2 .

It is a cyclic number.

It is not a de Polignac number, because 683653 - 2¹ = 683651 is a prime.

Together with 683651, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (683651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341826 + 341827.

It is an arithmetic number, because the mean of its divisors is an integer number (341827).

2⁶⁸³⁶⁵³ is an apocalyptic number.

It is an amenable number.

683653 is a deficient number, since it is larger than the sum of its proper divisors (1).

683653 is an equidigital number, since it uses as much as digits as its factorization.

683653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 683653 is about 826.8331149634. The cubic root of 683653 is about 88.0937791589.

It can be divided in two parts, 6836 and 53, that added together give a square (6889 = 83²).

The spelling of 683653 in words is "six hundred eighty-three thousand, six hundred fifty-three".