11543013263 has 2 divisors, whose sum is σ = 11543013264. Its totient is φ = 11543013262.

The previous prime is 11543013257. The next prime is 11543013271. The reversal of 11543013263 is 36231034511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11543013263 - 2²⁶ = 11475904399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11543013203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5771506631 + 5771506632.

It is an arithmetic number, because the mean of its divisors is an integer number (5771506632).

Almost surely, 2^11543013263 is an apocalyptic number.

11543013263 is a deficient number, since it is larger than the sum of its proper divisors (1).

11543013263 is an equidigital number, since it uses as much as digits as its factorization.

11543013263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 11543013263 its reverse (36231034511), we get a palindrome (47774047774).

The spelling of 11543013263 in words is "eleven billion, five hundred forty-three million, thirteen thousand, two hundred sixty-three".