259234587247 has 2 divisors, whose sum is σ = 259234587248. Its totient is φ = 259234587246.

The previous prime is 259234587221. The next prime is 259234587257. The reversal of 259234587247 is 742785432952.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-259234587247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 259234587191 and 259234587200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259234587257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129617293623 + 129617293624.

It is an arithmetic number, because the mean of its divisors is an integer number (129617293624).

Almost surely, 2^259234587247 is an apocalyptic number.

259234587247 is a deficient number, since it is larger than the sum of its proper divisors (1).

259234587247 is an equidigital number, since it uses as much as digits as its factorization.

259234587247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33868800, while the sum is 58.

The spelling of 259234587247 in words is "two hundred fifty-nine billion, two hundred thirty-four million, five hundred eighty-seven thousand, two hundred forty-seven".