4321115 has 4 divisors (see below), whose sum is σ = 5185344. Its totient is φ = 3456888.

The previous prime is 4321103. The next prime is 4321123. The reversal of 4321115 is 5111234.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5111234 = 2 ⋅2555617.

It is a cyclic number.

It is not a de Polignac number, because 4321115 - 2¹⁶ = 4255579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4321093 and 4321102.

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, 432107 + ... + 432116.

It is an arithmetic number, because the mean of its divisors is an integer number (1296336).

Almost surely, 2^4321115 is an apocalyptic number.

4321115 is a deficient number, since it is larger than the sum of its proper divisors (864229).

4321115 is an equidigital number, since it uses as much as digits as its factorization.

4321115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864228.

The product of its digits is 120, while the sum is 17.

The square root of 4321115 is about 2078.7291790900. The cubic root of 4321115 is about 162.8790677146.

Adding to 4321115 its reverse (5111234), we get a palindrome (9432349).

The spelling of 4321115 in words is "four million, three hundred twenty-one thousand, one hundred fifteen".