1313143545244 has 6 divisors (see below), whose sum is σ = 2298001204184. Its totient is φ = 656571772620.

The previous prime is 1313143545151. The next prime is 1313143545253. The reversal of 1313143545244 is 4425453413131.

It is a junction number, because it is equal to n+sod(n) for n = 1313143545197 and 1313143545206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164142943152 + ... + 164142943159.

Almost surely, 2^{1313143545244} is an apocalyptic number.

It is an amenable number.

1313143545244 is a deficient number, since it is larger than the sum of its proper divisors (984857658940).

1313143545244 is a wasteful number, since it uses less digits than its factorization.

1313143545244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328285886315 (or 328285886313 counting only the distinct ones).

The product of its digits is 345600, while the sum is 40.

Adding to 1313143545244 its reverse (4425453413131), we get a palindrome (5738596958375).

The spelling of 1313143545244 in words is "one trillion, three hundred thirteen billion, one hundred forty-three million, five hundred forty-five thousand, two hundred forty-four".