3305121343 has 4 divisors (see below), whose sum is σ = 3305788288. Its totient is φ = 3304454400.

The previous prime is 3305121299. The next prime is 3305121349. The reversal of 3305121343 is 3431215033.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3305121343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3305121349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325983 + ... + 335968.

It is an arithmetic number, because the mean of its divisors is an integer number (826447072).

Almost surely, 2^3305121343 is an apocalyptic number.

3305121343 is a deficient number, since it is larger than the sum of its proper divisors (666945).

3305121343 is an equidigital number, since it uses as much as digits as its factorization.

3305121343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666944.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 3305121343 is about 57490.1847535734. The cubic root of 3305121343 is about 1489.5753249729.

Adding to 3305121343 its reverse (3431215033), we get a palindrome (6736336376).

The spelling of 3305121343 in words is "three billion, three hundred five million, one hundred twenty-one thousand, three hundred forty-three".