12013329 has 8 divisors (see below), whose sum is σ = 16035712. Its totient is φ = 7999920.

The previous prime is 12013321. The next prime is 12013333. The reversal of 12013329 is 92331021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12013329 - 2³ = 12013321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12013321) 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 7 ways as a sum of consecutive naturals, for example, 2067 + ... + 5319.

It is an arithmetic number, because the mean of its divisors is an integer number (2004464).

Almost surely, 2^12013329 is an apocalyptic number.

It is an amenable number.

12013329 is a deficient number, since it is larger than the sum of its proper divisors (4022383).

12013329 is a wasteful number, since it uses less digits than its factorization.

12013329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4487.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 12013329 is about 3466.0249566326. The cubic root of 12013329 is about 229.0275832350.

The spelling of 12013329 in words is "twelve million, thirteen thousand, three hundred twenty-nine".