3443121113 has 4 divisors (see below), whose sum is σ = 3554189568. Its totient is φ = 3332052660.

The previous prime is 3443121109. The next prime is 3443121169. The reversal of 3443121113 is 3111213443.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3443121113 - 2² = 3443121109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3443141113) 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, 55534181 + ... + 55534242.

It is an arithmetic number, because the mean of its divisors is an integer number (888547392).

Almost surely, 2^3443121113 is an apocalyptic number.

It is an amenable number.

3443121113 is a deficient number, since it is larger than the sum of its proper divisors (111068455).

3443121113 is a wasteful number, since it uses less digits than its factorization.

3443121113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111068454.

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

The square root of 3443121113 is about 58678.1144294873. The cubic root of 3443121113 is about 1510.0248688213.

Adding to 3443121113 its reverse (3111213443), we get a palindrome (6554334556).

The spelling of 3443121113 in words is "three billion, four hundred forty-three million, one hundred twenty-one thousand, one hundred thirteen".