1143016546 has 16 divisors (see below), whose sum is σ = 1972437120. Its totient is φ = 486619200.

The previous prime is 1143016529. The next prime is 1143016549. The reversal of 1143016546 is 6456103411.

It is not an unprimeable number, because it can be changed into a prime (1143016549) 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, 268231 + ... + 272458.

It is an arithmetic number, because the mean of its divisors is an integer number (123277320).

Almost surely, 2^1143016546 is an apocalyptic number.

1143016546 is a deficient number, since it is larger than the sum of its proper divisors (829420574).

1143016546 is a wasteful number, since it uses less digits than its factorization.

1143016546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540849.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1143016546 is about 33808.5277112151. The cubic root of 1143016546 is about 1045.5645236256.

Adding to 1143016546 its reverse (6456103411), we get a palindrome (7599119957).

The spelling of 1143016546 in words is "one billion, one hundred forty-three million, sixteen thousand, five hundred forty-six".