11143332547 has 2 divisors, whose sum is σ = 11143332548. Its totient is φ = 11143332546.

The previous prime is 11143332493. The next prime is 11143332569. The reversal of 11143332547 is 74523334111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11143332547 - 2²⁷ = 11009114819 is a prime.

It is not a weakly prime, because it can be changed into another prime (11143332047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571666273 + 5571666274.

It is an arithmetic number, because the mean of its divisors is an integer number (5571666274).

Almost surely, 2^11143332547 is an apocalyptic number.

11143332547 is a deficient number, since it is larger than the sum of its proper divisors (1).

11143332547 is an equidigital number, since it uses as much as digits as its factorization.

11143332547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 34.

Adding to 11143332547 its reverse (74523334111), we get a palindrome (85666666658).

The spelling of 11143332547 in words is "eleven billion, one hundred forty-three million, three hundred thirty-two thousand, five hundred forty-seven".