1133222143 has 16 divisors (see below), whose sum is σ = 1195442176. Its totient is φ = 1072854720.

The previous prime is 1133222099. The next prime is 1133222147. The reversal of 1133222143 is 3412223311.

It is not a de Polignac number, because 1133222143 - 2⁹ = 1133221631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133222147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285430 + ... + 289372.

It is an arithmetic number, because the mean of its divisors is an integer number (74715136).

Almost surely, 2^1133222143 is an apocalyptic number.

1133222143 is a deficient number, since it is larger than the sum of its proper divisors (62220033).

1133222143 is a wasteful number, since it uses less digits than its factorization.

1133222143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4174.

The product of its digits is 864, while the sum is 22.

The square root of 1133222143 is about 33663.3649981697. The cubic root of 1133222143 is about 1042.5695040373.

Adding to 1133222143 its reverse (3412223311), we get a palindrome (4545445454).

The spelling of 1133222143 in words is "one billion, one hundred thirty-three million, two hundred twenty-two thousand, one hundred forty-three".