245608679 has 2 divisors, whose sum is σ = 245608680. Its totient is φ = 245608678.

The previous prime is 245608609. The next prime is 245608717. The reversal of 245608679 is 976806542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245608679 - 2⁸ = 245608423 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245608609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122804339 + 122804340.

It is an arithmetic number, because the mean of its divisors is an integer number (122804340).

Almost surely, 2^245608679 is an apocalyptic number.

245608679 is a deficient number, since it is larger than the sum of its proper divisors (1).

245608679 is an equidigital number, since it uses as much as digits as its factorization.

245608679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 47.

The square root of 245608679 is about 15671.9073185110. The cubic root of 245608679 is about 626.2502367984.

The spelling of 245608679 in words is "two hundred forty-five million, six hundred eight thousand, six hundred seventy-nine".