4381133 has 4 divisors (see below), whose sum is σ = 4499580. Its totient is φ = 4262688.

The previous prime is 4381127. The next prime is 4381147. The reversal of 4381133 is 3311834.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3948169 + 432964 = 1987^2 + 658^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4381133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4381099 and 4381108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4381183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59168 + ... + 59241.

It is an arithmetic number, because the mean of its divisors is an integer number (1124895).

Almost surely, 2^4381133 is an apocalyptic number.

It is an amenable number.

4381133 is a deficient number, since it is larger than the sum of its proper divisors (118447).

4381133 is a wasteful number, since it uses less digits than its factorization.

4381133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118446.

The product of its digits is 864, while the sum is 23.

The square root of 4381133 is about 2093.1156203134. The cubic root of 4381133 is about 163.6297043960.

Adding to 4381133 its reverse (3311834), we get a palindrome (7692967).

The spelling of 4381133 in words is "four million, three hundred eighty-one thousand, one hundred thirty-three".