1142034312 has 32 divisors (see below), whose sum is σ = 2859497280. Its totient is φ = 380089920.

The previous prime is 1142034307. The next prime is 1142034319. The reversal of 1142034312 is 2134302411.

It is not an unprimeable number, because it can be changed into a prime (1142034319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20764 + ... + 52107.

It is an arithmetic number, because the mean of its divisors is an integer number (89359290).

Almost surely, 2^1142034312 is an apocalyptic number.

1142034312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1142034312 is an abundant number, since it is smaller than the sum of its proper divisors (1717462968).

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

1142034312 is a wasteful number, since it uses less digits than its factorization.

1142034312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73533 (or 73529 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1142034312 is about 33793.9981653547. The cubic root of 1142034312 is about 1045.2649411030.

Adding to 1142034312 its reverse (2134302411), we get a palindrome (3276336723).

The spelling of 1142034312 in words is "one billion, one hundred forty-two million, thirty-four thousand, three hundred twelve".