245339 has 2 divisors, whose sum is σ = 245340. Its totient is φ = 245338.

The previous prime is 245321. The next prime is 245383. The reversal of 245339 is 933542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245339 - 2⁸ = 245083 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (245389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122669 + 122670.

It is an arithmetic number, because the mean of its divisors is an integer number (122670).

2²⁴⁵³³⁹ is an apocalyptic number.

245339 is a deficient number, since it is larger than the sum of its proper divisors (1).

245339 is an equidigital number, since it uses as much as digits as its factorization.

245339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 26.

The square root of 245339 is about 495.3170701682. The cubic root of 245339 is about 62.6020944700.

It can be divided in two parts, 24533 and 9, that added together give a palindrome (24542).

The spelling of 245339 in words is "two hundred forty-five thousand, three hundred thirty-nine".