1143302342 has 32 divisors (see below), whose sum is σ = 2113999104. Its totient is φ = 451591200.

The previous prime is 1143302317. The next prime is 1143302353. The reversal of 1143302342 is 2432033411.

It is a congruent number.

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, 121217 + ... + 130307.

It is an arithmetic number, because the mean of its divisors is an integer number (66062472).

Almost surely, 2^1143302342 is an apocalyptic number.

1143302342 is a deficient number, since it is larger than the sum of its proper divisors (970696762).

1143302342 is a wasteful number, since it uses less digits than its factorization.

1143302342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9804.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1143302342 is about 33812.7541321319. The cubic root of 1143302342 is about 1045.6516595053.

Adding to 1143302342 its reverse (2432033411), we get a palindrome (3575335753).

The spelling of 1143302342 in words is "one billion, one hundred forty-three million, three hundred two thousand, three hundred forty-two".