1144456712 has 32 divisors (see below), whose sum is σ = 2458149120. Its totient is φ = 489333120.

The previous prime is 1144456637. The next prime is 1144456769. The reversal of 1144456712 is 2176544411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428 + ... + 47844.

It is an arithmetic number, because the mean of its divisors is an integer number (76817160).

Almost surely, 2^1144456712 is an apocalyptic number.

It is an amenable number.

1144456712 is an abundant number, since it is smaller than the sum of its proper divisors (1313692408).

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

1144456712 is a wasteful number, since it uses less digits than its factorization.

1144456712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47861 (or 47857 counting only the distinct ones).

The product of its digits is 26880, while the sum is 35.

The square root of 1144456712 is about 33829.8198635464. The cubic root of 1144456712 is about 1046.0034658002.

The spelling of 1144456712 in words is "one billion, one hundred forty-four million, four hundred fifty-six thousand, seven hundred twelve".