329940011 has 4 divisors (see below), whose sum is σ = 330072000. Its totient is φ = 329808024.

The previous prime is 329940001. The next prime is 329940019. The reversal of 329940011 is 110049923.

It is a happy number.

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 329940011 - 2⁶ = 329939947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (329940019) 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, 62171 + ... + 67268.

It is an arithmetic number, because the mean of its divisors is an integer number (82518000).

Almost surely, 2^329940011 is an apocalyptic number.

329940011 is a deficient number, since it is larger than the sum of its proper divisors (131989).

329940011 is a wasteful number, since it uses less digits than its factorization.

329940011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131988.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 329940011 is about 18164.2509066573. The cubic root of 329940011 is about 691.0004467889. Note that the first 3 decimals are identical.

Adding to 329940011 its reverse (110049923), we get a palindrome (439989934).

The spelling of 329940011 in words is "three hundred twenty-nine million, nine hundred forty thousand, eleven".