3243143111 has 4 divisors (see below), whose sum is σ = 3492615672. Its totient is φ = 2993670552.

The previous prime is 3243143081. The next prime is 3243143147. The reversal of 3243143111 is 1113413423.

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

It is a cyclic number.

It is not a de Polignac number, because 3243143111 - 2¹⁸ = 3242880967 is a prime.

It is a super-3 number, since 3×3243143111³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243143161) 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, 124736261 + ... + 124736286.

It is an arithmetic number, because the mean of its divisors is an integer number (873153918).

Almost surely, 2^3243143111 is an apocalyptic number.

3243143111 is a deficient number, since it is larger than the sum of its proper divisors (249472561).

3243143111 is a wasteful number, since it uses less digits than its factorization.

3243143111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249472560.

The product of its digits is 864, while the sum is 23.

The square root of 3243143111 is about 56948.6006061606. The cubic root of 3243143111 is about 1480.2055824413.

Adding to 3243143111 its reverse (1113413423), we get a palindrome (4356556534).

The spelling of 3243143111 in words is "three billion, two hundred forty-three million, one hundred forty-three thousand, one hundred eleven".