1143140342213 has 4 divisors (see below), whose sum is σ = 1143142658700. Its totient is φ = 1143138025728.

The previous prime is 1143140342177. The next prime is 1143140342219. The reversal of 1143140342213 is 3122430413411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 623267617729 + 519872724484 = 789473^2 + 721022^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143140342213 - 2³² = 1138845374917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143140342219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88988 + ... + 1514661.

It is an arithmetic number, because the mean of its divisors is an integer number (285785664675).

Almost surely, 2^{1143140342213} is an apocalyptic number.

It is an amenable number.

1143140342213 is a deficient number, since it is larger than the sum of its proper divisors (2316487).

1143140342213 is an equidigital number, since it uses as much as digits as its factorization.

1143140342213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2316486.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 1143140342213 its reverse (3122430413411), we get a palindrome (4265570755624).

The spelling of 1143140342213 in words is "one trillion, one hundred forty-three billion, one hundred forty million, three hundred forty-two thousand, two hundred thirteen".