1143111240313 has 8 divisors (see below), whose sum is σ = 1306431885632. Its totient is φ = 979795354896.

The previous prime is 1143111240281. The next prime is 1143111240343. The reversal of 1143111240313 is 3130421113411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1143111240313 - 2⁵ = 1143111240281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1143111240343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659595 + ... + 1649632.

It is an arithmetic number, because the mean of its divisors is an integer number (163303985704).

Almost surely, 2^{1143111240313} is an apocalyptic number.

It is an amenable number.

1143111240313 is a deficient number, since it is larger than the sum of its proper divisors (163320645319).

1143111240313 is an equidigital number, since it uses as much as digits as its factorization.

1143111240313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2379951.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 1143111240313 its reverse (3130421113411), we get a palindrome (4273532353724).

The spelling of 1143111240313 in words is "one trillion, one hundred forty-three billion, one hundred eleven million, two hundred forty thousand, three hundred thirteen".