1144011412 has 6 divisors (see below), whose sum is σ = 2002019978. Its totient is φ = 572005704.

The previous prime is 1144011377. The next prime is 1144011419. The reversal of 1144011412 is 2141104411.

It can be written as a sum of positive squares in only one way, i.e., 1131380496 + 12630916 = 33636^2 + 3554^2 .

It is a super-2 number, since 2×1144011412² = 2617524221572467488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1144011412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144011419) 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 as a sum of consecutive naturals, namely, 143001423 + ... + 143001430.

Almost surely, 2^1144011412 is an apocalyptic number.

It is an amenable number.

1144011412 is a deficient number, since it is larger than the sum of its proper divisors (858008566).

1144011412 is a wasteful number, since it uses less digits than its factorization.

1144011412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286002857 (or 286002855 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 1144011412 is about 33823.2377515814. The cubic root of 1144011412 is about 1045.8677840213.

Adding to 1144011412 its reverse (2141104411), we get a palindrome (3285115823).

The spelling of 1144011412 in words is "one billion, one hundred forty-four million, eleven thousand, four hundred twelve".