4409131 has 4 divisors (see below), whose sum is σ = 4561200. Its totient is φ = 4257064.

The previous prime is 4409113. The next prime is 4409143. The reversal of 4409131 is 1319044.

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 4409131 - 2⁷ = 4409003 is a prime.

It is a super-2 number, since 2×4409131² = 38880872350322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4409101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75991 + ... + 76048.

It is an arithmetic number, because the mean of its divisors is an integer number (1140300).

Almost surely, 2^4409131 is an apocalyptic number.

4409131 is a deficient number, since it is larger than the sum of its proper divisors (152069).

4409131 is a wasteful number, since it uses less digits than its factorization.

4409131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152068.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 4409131 is about 2099.7930850443. The cubic root of 4409131 is about 163.9775276565.

The spelling of 4409131 in words is "four million, four hundred nine thousand, one hundred thirty-one".