4131323 has 16 divisors (see below), whose sum is σ = 5054400. Its totient is φ = 3296256.

The previous prime is 4131317. The next prime is 4131331. The reversal of 4131323 is 3231314.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4131323 - 2⁴ = 4131307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4131313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17615 + ... + 17847.

It is an arithmetic number, because the mean of its divisors is an integer number (315900).

Almost surely, 2^4131323 is an apocalyptic number.

4131323 is a deficient number, since it is larger than the sum of its proper divisors (923077).

4131323 is a wasteful number, since it uses less digits than its factorization.

4131323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406.

The product of its digits is 216, while the sum is 17.

The square root of 4131323 is about 2032.5656200969. The cubic root of 4131323 is about 160.4586190683.

Adding to 4131323 its reverse (3231314), we get a palindrome (7362637).

Subtracting from 4131323 its reverse (3231314), we obtain a palindrome (900009).

The spelling of 4131323 in words is "four million, one hundred thirty-one thousand, three hundred twenty-three".