1142011412 has 6 divisors (see below), whose sum is σ = 1998519978. Its totient is φ = 571005704.

The previous prime is 1142011379. The next prime is 1142011459. The reversal of 1142011412 is 2141102411.

It can be written as a sum of positive squares in only one way, i.e., 1126676356 + 15335056 = 33566^2 + 3916^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 142751423 + ... + 142751430.

It is an arithmetic number, because the mean of its divisors is an integer number (333086663).

Almost surely, 2^1142011412 is an apocalyptic number.

It is an amenable number.

1142011412 is a deficient number, since it is larger than the sum of its proper divisors (856508566).

1142011412 is a wasteful number, since it uses less digits than its factorization.

1142011412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285502857 (or 285502855 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1142011412 is about 33793.6593460963. The cubic root of 1142011412 is about 1045.2579545274.

Adding to 1142011412 its reverse (2141102411), we get a palindrome (3283113823).

Subtracting 1142011412 from its reverse (2141102411), we obtain a palindrome (999090999).

The spelling of 1142011412 in words is "one billion, one hundred forty-two million, eleven thousand, four hundred twelve".