245835943 has 2 divisors, whose sum is σ = 245835944. Its totient is φ = 245835942.

The previous prime is 245835911. The next prime is 245835973. The reversal of 245835943 is 349538542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245835943 - 2⁵ = 245835911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245835943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245835973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122917971 + 122917972.

It is an arithmetic number, because the mean of its divisors is an integer number (122917972).

Almost surely, 2^245835943 is an apocalyptic number.

245835943 is a deficient number, since it is larger than the sum of its proper divisors (1).

245835943 is an equidigital number, since it uses as much as digits as its factorization.

245835943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 43.

The square root of 245835943 is about 15679.1563229659. The cubic root of 245835943 is about 626.4433356458.

The spelling of 245835943 in words is "two hundred forty-five million, eight hundred thirty-five thousand, nine hundred forty-three".