1142000322 has 8 divisors (see below), whose sum is σ = 2284000656. Its totient is φ = 380666772.

The previous prime is 1142000287. The next prime is 1142000323. The reversal of 1142000322 is 2230002411.

It is a sphenic number, since it is the product of 3 distinct primes.

1142000322 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1142000323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95166688 + ... + 95166699.

It is an arithmetic number, because the mean of its divisors is an integer number (285500082).

Almost surely, 2^1142000322 is an apocalyptic number.

1142000322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1142000322 is a wasteful number, since it uses less digits than its factorization.

1142000322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190333392.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1142000322 is about 33793.4952616624. The cubic root of 1142000322 is about 1045.2545710386.

Adding to 1142000322 its reverse (2230002411), we get a palindrome (3372002733).

The spelling of 1142000322 in words is "one billion, one hundred forty-two million, three hundred twenty-two", and thus it is an aban number.