1243141441204 has 36 divisors (see below), whose sum is σ = 2360871578604. Its totient is φ = 572501958912.

The previous prime is 1243141441183. The next prime is 1243141441207. The reversal of 1243141441204 is 4021441413421.

It can be written as a sum of positive squares in 6 ways, for example, as 11702912400 + 1231438528804 = 108180^2 + 1109702^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1243141441207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1703067 + ... + 2320930.

Almost surely, 2^{1243141441204} is an apocalyptic number.

It is an amenable number.

1243141441204 is a deficient number, since it is larger than the sum of its proper divisors (1117730137400).

1243141441204 is a wasteful number, since it uses less digits than its factorization.

1243141441204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024484 (or 4024469 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 1243141441204 its reverse (4021441413421), we get a palindrome (5264582854625).

The spelling of 1243141441204 in words is "one trillion, two hundred forty-three billion, one hundred forty-one million, four hundred forty-one thousand, two hundred four".