4818145 has 4 divisors (see below), whose sum is σ = 5781780. Its totient is φ = 3854512.

The previous prime is 4818137. The next prime is 4818161. The reversal of 4818145 is 5418184.

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 3297856 + 1520289 = 1816^2 + 1233^2 .

It is a cyclic number.

It is not a de Polignac number, because 4818145 - 2³ = 4818137 is a prime.

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, 481810 + ... + 481819.

It is an arithmetic number, because the mean of its divisors is an integer number (1445445).

Almost surely, 2^4818145 is an apocalyptic number.

It is an amenable number.

4818145 is a deficient number, since it is larger than the sum of its proper divisors (963635).

4818145 is an equidigital number, since it uses as much as digits as its factorization.

4818145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963634.

The product of its digits is 5120, while the sum is 31.

The square root of 4818145 is about 2195.0273346817. The cubic root of 4818145 is about 168.8988225312.

The spelling of 4818145 in words is "four million, eight hundred eighteen thousand, one hundred forty-five".