1143104466 has 32 divisors (see below), whose sum is σ = 2638689408. Its totient is φ = 323366400.

The previous prime is 1143104449. The next prime is 1143104537. The reversal of 1143104466 is 6644013411.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130495 + ... + 138978.

It is an arithmetic number, because the mean of its divisors is an integer number (82459044).

Almost surely, 2^1143104466 is an apocalyptic number.

1143104466 is an abundant number, since it is smaller than the sum of its proper divisors (1495584942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143104466 is a wasteful number, since it uses less digits than its factorization.

1143104466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269586.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 1143104466 is about 33809.8279498728. The cubic root of 1143104466 is about 1045.5913309587.

Adding to 1143104466 its reverse (6644013411), we get a palindrome (7787117877).

The spelling of 1143104466 in words is "one billion, one hundred forty-three million, one hundred four thousand, four hundred sixty-six".