1143471841 has 8 divisors (see below), whose sum is σ = 1196576640. Its totient is φ = 1090649472.

The previous prime is 1143471787. The next prime is 1143471863. The reversal of 1143471841 is 1481743411.

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 1143471841 - 2²⁵ = 1109917409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1143471797 and 1143471806.

It is not an unprimeable number, because it can be changed into a prime (1143471341) 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, 62301 + ... + 78538.

It is an arithmetic number, because the mean of its divisors is an integer number (149572080).

Almost surely, 2^1143471841 is an apocalyptic number.

It is an amenable number.

1143471841 is a deficient number, since it is larger than the sum of its proper divisors (53104799).

1143471841 is a wasteful number, since it uses less digits than its factorization.

1143471841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141215.

The product of its digits is 10752, while the sum is 34.

The square root of 1143471841 is about 33815.2604751169. The cubic root of 1143471841 is about 1045.7033309213.

The spelling of 1143471841 in words is "one billion, one hundred forty-three million, four hundred seventy-one thousand, eight hundred forty-one".