4321135 has 16 divisors (see below), whose sum is σ = 6382656. Its totient is φ = 2734848.

The previous prime is 4321129. The next prime is 4321139. The reversal of 4321135 is 5311234.

It is a cyclic number.

It is not a de Polignac number, because 4321135 - 2⁵ = 4321103 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321139) 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, 4294 + ... + 5203.

It is an arithmetic number, because the mean of its divisors is an integer number (398916).

Almost surely, 2^4321135 is an apocalyptic number.

4321135 is a deficient number, since it is larger than the sum of its proper divisors (2061521).

4321135 is a wasteful number, since it uses less digits than its factorization.

4321135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9522.

The product of its digits is 360, while the sum is 19.

The square root of 4321135 is about 2078.7339897159. The cubic root of 4321135 is about 162.8793190060.

Adding to 4321135 its reverse (5311234), we get a palindrome (9632369).

Subtracting 4321135 from its reverse (5311234), we obtain a palindrome (990099).

The spelling of 4321135 in words is "four million, three hundred twenty-one thousand, one hundred thirty-five".