4004013309 has 8 divisors (see below), whose sum is σ = 5339754240. Its totient is φ = 2668807296.

The previous prime is 4004013287. The next prime is 4004013311. The reversal of 4004013309 is 9033104004.

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

It is not a de Polignac number, because 4004013309 - 2¹¹ = 4004011261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004013359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115924 + ... + 146445.

It is an arithmetic number, because the mean of its divisors is an integer number (667469280).

Almost surely, 2^4004013309 is an apocalyptic number.

It is an amenable number.

4004013309 is a deficient number, since it is larger than the sum of its proper divisors (1335740931).

4004013309 is a wasteful number, since it uses less digits than its factorization.

4004013309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267459.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 4004013309 is about 63277.2732424525. The cubic root of 4004013309 is about 1587.9317687576.

The spelling of 4004013309 in words is "four billion, four million, thirteen thousand, three hundred nine".