1244413004 has 6 divisors (see below), whose sum is σ = 2177722764. Its totient is φ = 622206500.

The previous prime is 1244413003. The next prime is 1244413007. The reversal of 1244413004 is 4003144421.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1244413003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155551622 + ... + 155551629.

It is an arithmetic number, because the mean of its divisors is an integer number (362953794).

Almost surely, 2^1244413004 is an apocalyptic number.

It is an amenable number.

1244413004 is a deficient number, since it is larger than the sum of its proper divisors (933309760).

1244413004 is a wasteful number, since it uses less digits than its factorization.

1244413004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311103255 (or 311103253 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1244413004 is about 35276.2385183001. The cubic root of 1244413004 is about 1075.6100388960.

Adding to 1244413004 its reverse (4003144421), we get a palindrome (5247557425).

The spelling of 1244413004 in words is "one billion, two hundred forty-four million, four hundred thirteen thousand, four".