11254142563 has 2 divisors, whose sum is σ = 11254142564. Its totient is φ = 11254142562.

The previous prime is 11254142533. The next prime is 11254142591. The reversal of 11254142563 is 36524145211.

It is a strong prime.

It is an emirp because it is prime and its reverse (36524145211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11254142563 - 2²¹ = 11252045411 is a prime.

It is not a weakly prime, because it can be changed into another prime (11254142503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5627071281 + 5627071282.

It is an arithmetic number, because the mean of its divisors is an integer number (5627071282).

Almost surely, 2^11254142563 is an apocalyptic number.

11254142563 is a deficient number, since it is larger than the sum of its proper divisors (1).

11254142563 is an equidigital number, since it uses as much as digits as its factorization.

11254142563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 34.

Adding to 11254142563 its reverse (36524145211), we get a palindrome (47778287774).

The spelling of 11254142563 in words is "eleven billion, two hundred fifty-four million, one hundred forty-two thousand, five hundred sixty-three".