1133312143 has 12 divisors (see below), whose sum is σ = 1195276320. Its totient is φ = 1074387776.

The previous prime is 1133312137. The next prime is 1133312149. The reversal of 1133312143 is 3412133311.

It is an interprime number because it is at equal distance from previous prime (1133312137) and next prime (1133312149).

It is not a de Polignac number, because 1133312143 - 2⁵ = 1133312111 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 (1133312149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50298 + ... + 69256.

It is an arithmetic number, because the mean of its divisors is an integer number (99606360).

Almost surely, 2^1133312143 is an apocalyptic number.

1133312143 is a deficient number, since it is larger than the sum of its proper divisors (61964177).

1133312143 is a wasteful number, since it uses less digits than its factorization.

1133312143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19118 (or 19095 counting only the distinct ones).

The product of its digits is 648, while the sum is 22.

The square root of 1133312143 is about 33664.7017363885. The cubic root of 1133312143 is about 1042.5971034425.

Adding to 1133312143 its reverse (3412133311), we get a palindrome (4545445454).

The spelling of 1133312143 in words is "one billion, one hundred thirty-three million, three hundred twelve thousand, one hundred forty-three".