1143076853 has 8 divisors (see below), whose sum is σ = 1175115648. Its totient is φ = 1111098384.

The previous prime is 1143076849. The next prime is 1143076859. The reversal of 1143076853 is 3586703411.

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

It is a cyclic number.

It is not a de Polignac number, because 1143076853 - 2² = 1143076849 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 (1143076859) 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 in 7 ways as a sum of consecutive naturals, for example, 24800 + ... + 53862.

It is an arithmetic number, because the mean of its divisors is an integer number (146889456).

Almost surely, 2^1143076853 is an apocalyptic number.

It is an amenable number.

1143076853 is a deficient number, since it is larger than the sum of its proper divisors (32038795).

1143076853 is a wasteful number, since it uses less digits than its factorization.

1143076853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30163.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 1143076853 is about 33809.4195898125. The cubic root of 1143076853 is about 1045.5829117381.

The spelling of 1143076853 in words is "one billion, one hundred forty-three million, seventy-six thousand, eight hundred fifty-three".