245435005259 has 2 divisors, whose sum is σ = 245435005260. Its totient is φ = 245435005258.

The previous prime is 245435005219. The next prime is 245435005289. The reversal of 245435005259 is 952500534542.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245435005259 is a prime.

It is not a weakly prime, because it can be changed into another prime (245435005219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122717502629 + 122717502630.

It is an arithmetic number, because the mean of its divisors is an integer number (122717502630).

Almost surely, 2^245435005259 is an apocalyptic number.

245435005259 is a deficient number, since it is larger than the sum of its proper divisors (1).

245435005259 is an equidigital number, since it uses as much as digits as its factorization.

245435005259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 245435005259 in words is "two hundred forty-five billion, four hundred thirty-five million, five thousand, two hundred fifty-nine".