245683 has 2 divisors, whose sum is σ = 245684. Its totient is φ = 245682.

The previous prime is 245681. The next prime is 245711. The reversal of 245683 is 386542.

245683 is nontrivially palindromic in base 16.

It is an a-pointer prime, because the next prime (245711) can be obtained adding 245683 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245683 - 2¹ = 245681 is a prime.

Together with 245681, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (245681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122841 + 122842.

It is an arithmetic number, because the mean of its divisors is an integer number (122842).

2²⁴⁵⁶⁸³ is an apocalyptic number.

245683 is a deficient number, since it is larger than the sum of its proper divisors (1).

245683 is an equidigital number, since it uses as much as digits as its factorization.

245683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 28.

The square root of 245683 is about 495.6642008457. The cubic root of 245683 is about 62.6313398044.

The spelling of 245683 in words is "two hundred forty-five thousand, six hundred eighty-three".