15247211247263 has 2 divisors, whose sum is σ = 15247211247264. Its totient is φ = 15247211247262.

The previous prime is 15247211247259. The next prime is 15247211247299. The reversal of 15247211247263 is 36274211274251.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (36274211274251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15247211247263 - 2² = 15247211247259 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15247211247563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7623605623631 + 7623605623632.

It is an arithmetic number, because the mean of its divisors is an integer number (7623605623632).

Almost surely, 2^{15247211247263} is an apocalyptic number.

15247211247263 is a deficient number, since it is larger than the sum of its proper divisors (1).

15247211247263 is an equidigital number, since it uses as much as digits as its factorization.

15247211247263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 47.

The spelling of 15247211247263 in words is "fifteen trillion, two hundred forty-seven billion, two hundred eleven million, two hundred forty-seven thousand, two hundred sixty-three".