1412440144 has 20 divisors (see below), whose sum is σ = 2739104820. Its totient is φ = 705574400.

The previous prime is 1412440093. The next prime is 1412440147. The reversal of 1412440144 is 4410442141.

It can be written as a sum of positive squares in 2 ways, for example, as 6190144 + 1406250000 = 2488^2 + 37500^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1412440147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22057 + ... + 57544.

It is an arithmetic number, because the mean of its divisors is an integer number (136955241).

Almost surely, 2^1412440144 is an apocalyptic number.

It is an amenable number.

1412440144 is a deficient number, since it is larger than the sum of its proper divisors (1326664676).

1412440144 is a wasteful number, since it uses less digits than its factorization.

1412440144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80718 (or 80712 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 1412440144 is about 37582.4446251172. Note that the first 3 decimals coincide. The cubic root of 1412440144 is about 1121.9926643543.

Adding to 1412440144 its reverse (4410442141), we get a palindrome (5822882285).

The spelling of 1412440144 in words is "one billion, four hundred twelve million, four hundred forty thousand, one hundred forty-four".