1143550234 has 16 divisors (see below), whose sum is σ = 1736971776. Its totient is φ = 564604000.

The previous prime is 1143550193. The next prime is 1143550249. The reversal of 1143550234 is 4320553411.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 41409 + ... + 63259.

It is an arithmetic number, because the mean of its divisors is an integer number (108560736).

Almost surely, 2^1143550234 is an apocalyptic number.

1143550234 is a deficient number, since it is larger than the sum of its proper divisors (593421542).

1143550234 is a wasteful number, since it uses less digits than its factorization.

1143550234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22181.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1143550234 is about 33816.4195916717. The cubic root of 1143550234 is about 1045.7272271366.

The spelling of 1143550234 in words is "one billion, one hundred forty-three million, five hundred fifty thousand, two hundred thirty-four".