1143054233 has 8 divisors (see below), whose sum is σ = 1166228928. Its totient is φ = 1119939184.

The previous prime is 1143054217. The next prime is 1143054257. The reversal of 1143054233 is 3324503411.

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

It is not a de Polignac number, because 1143054233 - 2⁴ = 1143054217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1143054203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24866 + ... + 53892.

It is an arithmetic number, because the mean of its divisors is an integer number (145778616).

Almost surely, 2^1143054233 is an apocalyptic number.

It is an amenable number.

1143054233 is a deficient number, since it is larger than the sum of its proper divisors (23174695).

1143054233 is an equidigital number, since it uses as much as digits as its factorization.

1143054233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29823.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1143054233 is about 33809.0850659996. The cubic root of 1143054233 is about 1045.5760147853.

Adding to 1143054233 its reverse (3324503411), we get a palindrome (4467557644).

The spelling of 1143054233 in words is "one billion, one hundred forty-three million, fifty-four thousand, two hundred thirty-three".