1144420012 has 6 divisors (see below), whose sum is σ = 2002735028. Its totient is φ = 572210004.

The previous prime is 1144420007. The next prime is 1144420031. The reversal of 1144420012 is 2100244411.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143052498 + ... + 143052505.

Almost surely, 2^1144420012 is an apocalyptic number.

It is an amenable number.

1144420012 is a deficient number, since it is larger than the sum of its proper divisors (858315016).

1144420012 is a wasteful number, since it uses less digits than its factorization.

1144420012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286105007 (or 286105005 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1144420012 is about 33829.2774383373. The cubic root of 1144420012 is about 1045.9922847343.

Adding to 1144420012 its reverse (2100244411), we get a palindrome (3244664423).

The spelling of 1144420012 in words is "one billion, one hundred forty-four million, four hundred twenty thousand, twelve".