245024245512247 has 2 divisors, whose sum is σ = 245024245512248. Its totient is φ = 245024245512246.

The previous prime is 245024245512191. The next prime is 245024245512289. The reversal of 245024245512247 is 742215542420542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245024245512247 - 2²³ = 245024237123639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245024245512247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245024245512647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122512122756123 + 122512122756124.

It is an arithmetic number, because the mean of its divisors is an integer number (122512122756124).

Almost surely, 2^{245024245512247} is an apocalyptic number.

245024245512247 is a deficient number, since it is larger than the sum of its proper divisors (1).

245024245512247 is an equidigital number, since it uses as much as digits as its factorization.

245024245512247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7168000, while the sum is 49.

Adding to 245024245512247 its reverse (742215542420542), we get a palindrome (987239787932789).

The spelling of 245024245512247 in words is "two hundred forty-five trillion, twenty-four billion, two hundred forty-five million, five hundred twelve thousand, two hundred forty-seven".