1143022342 has 16 divisors (see below), whose sum is σ = 2137600512. Its totient is φ = 445333320.

The previous prime is 1143022277. The next prime is 1143022367. The reversal of 1143022342 is 2432203411.

It is a super-2 number, since 2×1143022342² = 2613000148622329928, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 3710958 + ... + 3711265.

It is an arithmetic number, because the mean of its divisors is an integer number (133600032).

Almost surely, 2^1143022342 is an apocalyptic number.

1143022342 is a deficient number, since it is larger than the sum of its proper divisors (994578170).

1143022342 is a wasteful number, since it uses less digits than its factorization.

1143022342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7422243.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1143022342 is about 33808.6134291248. The cubic root of 1143022342 is about 1045.5662909029.

Adding to 1143022342 its reverse (2432203411), we get a palindrome (3575225753).

The spelling of 1143022342 in words is "one billion, one hundred forty-three million, twenty-two thousand, three hundred forty-two".