245670263 has 2 divisors, whose sum is σ = 245670264. Its totient is φ = 245670262.

The previous prime is 245670259. The next prime is 245670283. The reversal of 245670263 is 362076542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245670263 - 2² = 245670259 is a 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 (245670203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122835131 + 122835132.

It is an arithmetic number, because the mean of its divisors is an integer number (122835132).

Almost surely, 2^245670263 is an apocalyptic number.

245670263 is a deficient number, since it is larger than the sum of its proper divisors (1).

245670263 is an equidigital number, since it uses as much as digits as its factorization.

245670263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 245670263 is about 15673.8719849308. The cubic root of 245670263 is about 626.3025744869.

The spelling of 245670263 in words is "two hundred forty-five million, six hundred seventy thousand, two hundred sixty-three".