1133111143 has 2 divisors, whose sum is σ = 1133111144. Its totient is φ = 1133111142.

The previous prime is 1133111131. The next prime is 1133111153. The reversal of 1133111143 is 3411113311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1133111143 - 2¹³ = 1133102951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1133111143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1133111153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566555571 + 566555572.

It is an arithmetic number, because the mean of its divisors is an integer number (566555572).

Almost surely, 2^1133111143 is an apocalyptic number.

1133111143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133111143 is an equidigital number, since it uses as much as digits as its factorization.

1133111143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108, while the sum is 19.

The square root of 1133111143 is about 33661.7162812593. The cubic root of 1133111143 is about 1042.5354627582.

Adding to 1133111143 its reverse (3411113311), we get a palindrome (4544224454).

The spelling of 1133111143 in words is "one billion, one hundred thirty-three million, one hundred eleven thousand, one hundred forty-three".