1143453342 has 16 divisors (see below), whose sum is σ = 2300602752. Its totient is φ = 378868440.

The previous prime is 1143453331. The next prime is 1143453359. The reversal of 1143453342 is 2433543411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569584 + ... + 571587.

It is an arithmetic number, because the mean of its divisors is an integer number (143787672).

Almost surely, 2^1143453342 is an apocalyptic number.

1143453342 is an abundant number, since it is smaller than the sum of its proper divisors (1157149410).

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

1143453342 is a wasteful number, since it uses less digits than its factorization.

1143453342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141343.

The product of its digits is 17280, while the sum is 30.

The square root of 1143453342 is about 33814.9869436615. The cubic root of 1143453342 is about 1045.6976917880.

Adding to 1143453342 its reverse (2433543411), we get a palindrome (3576996753).

The spelling of 1143453342 in words is "one billion, one hundred forty-three million, four hundred fifty-three thousand, three hundred forty-two".