334111643 has 4 divisors (see below), whose sum is σ = 334151928. Its totient is φ = 334071360.

The previous prime is 334111633. The next prime is 334111669. The reversal of 334111643 is 346111433.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 334111643 - 2¹² = 334107547 is a prime.

It is a super-2 number, since 2×334111643² = 223261179976318898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (334111633) 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, 2621 + ... + 25982.

It is an arithmetic number, because the mean of its divisors is an integer number (83537982).

Almost surely, 2^334111643 is an apocalyptic number.

334111643 is a deficient number, since it is larger than the sum of its proper divisors (40285).

334111643 is a wasteful number, since it uses less digits than its factorization.

334111643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40284.

The product of its digits is 2592, while the sum is 26.

The square root of 334111643 is about 18278.7210438805. The cubic root of 334111643 is about 693.9005046623.

The spelling of 334111643 in words is "three hundred thirty-four million, one hundred eleven thousand, six hundred forty-three".