3345043213 has 4 divisors (see below), whose sum is σ = 3346152768. Its totient is φ = 3343933660.

The previous prime is 3345043187. The next prime is 3345043217. The reversal of 3345043213 is 3123405433.

3345043213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3123405433 = 6551 ⋅476783.

It is a cyclic number.

It is not a de Polignac number, because 3345043213 - 2⁵ = 3345043181 is a prime.

It is a super-2 number, since 2×3345043213² = 22378628193674726738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3345043217) 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, 550243 + ... + 556288.

It is an arithmetic number, because the mean of its divisors is an integer number (836538192).

Almost surely, 2^3345043213 is an apocalyptic number.

It is an amenable number.

3345043213 is a deficient number, since it is larger than the sum of its proper divisors (1109555).

3345043213 is a wasteful number, since it uses less digits than its factorization.

3345043213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109554.

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 3345043213 is about 57836.3485448381. The cubic root of 3345043213 is about 1495.5487615314.

Adding to 3345043213 its reverse (3123405433), we get a palindrome (6468448646).

The spelling of 3345043213 in words is "three billion, three hundred forty-five million, forty-three thousand, two hundred thirteen".