1143343214 has 8 divisors (see below), whose sum is σ = 1846939080. Its totient is φ = 527696856.

The previous prime is 1143343207. The next prime is 1143343219. The reversal of 1143343214 is 4123433411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 43974739 = 1143343214 / (1 + 1 + 4 + 3 + 3 + 4 + 3 + 2 + 1 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143343219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21987344 + ... + 21987395.

It is an arithmetic number, because the mean of its divisors is an integer number (230867385).

Almost surely, 2^1143343214 is an apocalyptic number.

1143343214 is a deficient number, since it is larger than the sum of its proper divisors (703595866).

1143343214 is a wasteful number, since it uses less digits than its factorization.

1143343214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43974754.

The product of its digits is 3456, while the sum is 26.

The square root of 1143343214 is about 33813.3585140548. The cubic root of 1143343214 is about 1045.6641197163.

Adding to 1143343214 its reverse (4123433411), we get a palindrome (5266776625).

The spelling of 1143343214 in words is "one billion, one hundred forty-three million, three hundred forty-three thousand, two hundred fourteen".