245043263 has 2 divisors, whose sum is σ = 245043264. Its totient is φ = 245043262.

The previous prime is 245043233. The next prime is 245043299. The reversal of 245043263 is 362340542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245043263 - 2⁶ = 245043199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245043203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122521631 + 122521632.

It is an arithmetic number, because the mean of its divisors is an integer number (122521632).

Almost surely, 2^245043263 is an apocalyptic number.

245043263 is a deficient number, since it is larger than the sum of its proper divisors (1).

245043263 is an equidigital number, since it uses as much as digits as its factorization.

245043263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 245043263 is about 15653.8577673365. The cubic root of 245043263 is about 625.7693037795.

The spelling of 245043263 in words is "two hundred forty-five million, forty-three thousand, two hundred sixty-three".