1244504012 has 12 divisors (see below), whose sum is σ = 2197863360. Its totient is φ = 616543056.

The previous prime is 1244504003. The next prime is 1244504017. The reversal of 1244504012 is 2104054421.

It is a super-2 number, since 2×1244504012² = 3097580471768192288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1244504017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1426748 + ... + 1427619.

It is an arithmetic number, because the mean of its divisors is an integer number (183155280).

Almost surely, 2^1244504012 is an apocalyptic number.

It is an amenable number.

1244504012 is a deficient number, since it is larger than the sum of its proper divisors (953359348).

1244504012 is a wasteful number, since it uses less digits than its factorization.

1244504012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2854480 (or 2854478 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 1244504012 is about 35277.5284281651. The cubic root of 1244504012 is about 1075.6362592188.

Adding to 1244504012 its reverse (2104054421), we get a palindrome (3348558433).

The spelling of 1244504012 in words is "one billion, two hundred forty-four million, five hundred four thousand, twelve".