1142827276 has 48 divisors (see below), whose sum is σ = 2226309120. Its totient is φ = 511056000.

The previous prime is 1142827271. The next prime is 1142827319. The reversal of 1142827276 is 6727282411.

It is not an unprimeable number, because it can be changed into a prime (1142827271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90681 + ... + 102511.

It is an arithmetic number, because the mean of its divisors is an integer number (46381440).

Almost surely, 2^1142827276 is an apocalyptic number.

It is an amenable number.

1142827276 is a deficient number, since it is larger than the sum of its proper divisors (1083481844).

1142827276 is a wasteful number, since it uses less digits than its factorization.

1142827276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11926 (or 11924 counting only the distinct ones).

The product of its digits is 75264, while the sum is 40.

The square root of 1142827276 is about 33805.7284494803. The cubic root of 1142827276 is about 1045.5068094067.

The spelling of 1142827276 in words is "one billion, one hundred forty-two million, eight hundred twenty-seven thousand, two hundred seventy-six".