7245143121263 has 2 divisors, whose sum is σ = 7245143121264. Its totient is φ = 7245143121262.

The previous prime is 7245143121239. The next prime is 7245143121329. The reversal of 7245143121263 is 3621213415427.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7245143121263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7245143121263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7245149121263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3622571560631 + 3622571560632.

It is an arithmetic number, because the mean of its divisors is an integer number (3622571560632).

Almost surely, 2^{7245143121263} is an apocalyptic number.

7245143121263 is a deficient number, since it is larger than the sum of its proper divisors (1).

7245143121263 is an equidigital number, since it uses as much as digits as its factorization.

7245143121263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 41.

The spelling of 7245143121263 in words is "seven trillion, two hundred forty-five billion, one hundred forty-three million, one hundred twenty-one thousand, two hundred sixty-three".