1313240003452 has 36 divisors (see below), whose sum is σ = 2494298740080. Its totient is φ = 604710842112.

The previous prime is 1313240003429. The next prime is 1313240003459. The reversal of 1313240003452 is 2543000423131.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313240003452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313240003459) 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, 1950552 + ... + 2535967.

Almost surely, 2^{1313240003452} is an apocalyptic number.

It is an amenable number.

1313240003452 is a deficient number, since it is larger than the sum of its proper divisors (1181058736628).

1313240003452 is a wasteful number, since it uses less digits than its factorization.

1313240003452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4486982 (or 4486967 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 1313240003452 its reverse (2543000423131), we get a palindrome (3856240426583).

The spelling of 1313240003452 in words is "one trillion, three hundred thirteen billion, two hundred forty million, three thousand, four hundred fifty-two".