4331155 has 4 divisors (see below), whose sum is σ = 5197392. Its totient is φ = 3464920.

The previous prime is 4331137. The next prime is 4331161. The reversal of 4331155 is 5511334.

It is a happy number.

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

It is not a de Polignac number, because 4331155 - 2⁵ = 4331123 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433111 + ... + 433120.

It is an arithmetic number, because the mean of its divisors is an integer number (1299348).

Almost surely, 2^4331155 is an apocalyptic number.

4331155 is a deficient number, since it is larger than the sum of its proper divisors (866237).

4331155 is an equidigital number, since it uses as much as digits as its factorization.

4331155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866236.

The product of its digits is 900, while the sum is 22.

The square root of 4331155 is about 2081.1427149525. The cubic root of 4331155 is about 163.0051185867.

Adding to 4331155 its reverse (5511334), we get a palindrome (9842489).

The spelling of 4331155 in words is "four million, three hundred thirty-one thousand, one hundred fifty-five".