4133243 has 4 divisors (see below), whose sum is σ = 4138080. Its totient is φ = 4128408.

The previous prime is 4133237. The next prime is 4133263. The reversal of 4133243 is 3423314.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4133243 - 2⁶ = 4133179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4133263) 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, 755 + ... + 2972.

It is an arithmetic number, because the mean of its divisors is an integer number (1034520).

Almost surely, 2^4133243 is an apocalyptic number.

4133243 is a deficient number, since it is larger than the sum of its proper divisors (4837).

4133243 is a wasteful number, since it uses less digits than its factorization.

4133243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836.

The product of its digits is 864, while the sum is 20.

The square root of 4133243 is about 2033.0378747087. The cubic root of 4133243 is about 160.4834725139.

Adding to 4133243 its reverse (3423314), we get a palindrome (7556557).

The spelling of 4133243 in words is "four million, one hundred thirty-three thousand, two hundred forty-three".