13040329 has 8 divisors (see below), whose sum is σ = 13210560. Its totient is φ = 12871536.

The previous prime is 13040323. The next prime is 13040341. The reversal of 13040329 is 92304031.

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

It is a cyclic number.

It is not a de Polignac number, because 13040329 - 2⁵ = 13040297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13040323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46939 + ... + 47215.

It is an arithmetic number, because the mean of its divisors is an integer number (1651320).

Almost surely, 2^13040329 is an apocalyptic number.

It is an amenable number.

13040329 is a deficient number, since it is larger than the sum of its proper divisors (170231).

13040329 is a wasteful number, since it uses less digits than its factorization.

13040329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 13040329 is about 3611.1395708280. The cubic root of 13040329 is about 235.3763638667.

The spelling of 13040329 in words is "thirteen million, forty thousand, three hundred twenty-nine".