1244131143104 has 14 divisors (see below), whose sum is σ = 2468822737224. Its totient is φ = 622065571520.

The previous prime is 1244131143103. The next prime is 1244131143109. The reversal of 1244131143104 is 4013411314421.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244131143103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9719774492 + ... + 9719774619.

Almost surely, 2^{1244131143104} is an apocalyptic number.

It is an amenable number.

1244131143104 is a deficient number, since it is larger than the sum of its proper divisors (1224691594120).

1244131143104 is an equidigital number, since it uses as much as digits as its factorization.

1244131143104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19439549123 (or 19439549113 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 1244131143104 its reverse (4013411314421), we get a palindrome (5257542457525).

The spelling of 1244131143104 in words is "one trillion, two hundred forty-four billion, one hundred thirty-one million, one hundred forty-three thousand, one hundred four".