1143045342 has 48 divisors (see below), whose sum is σ = 2496873600. Its totient is φ = 377911296.

The previous prime is 1143045341. The next prime is 1143045367. The reversal of 1143045342 is 2435403411.

It is a happy number.

1143045342 is a `hidden beast` number, since 1 + 14 + 304 + 5 + 342 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143045341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1882803 + ... + 1883409.

It is an arithmetic number, because the mean of its divisors is an integer number (52018200).

Almost surely, 2^1143045342 is an apocalyptic number.

1143045342 is an abundant number, since it is smaller than the sum of its proper divisors (1353828258).

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

1143045342 is a wasteful number, since it uses less digits than its factorization.

1143045342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1143045342 is about 33808.9535774179. The cubic root of 1143045342 is about 1045.5733038493.

Adding to 1143045342 its reverse (2435403411), we get a palindrome (3578448753).

The spelling of 1143045342 in words is "one billion, one hundred forty-three million, forty-five thousand, three hundred forty-two".