4515451 has 4 divisors (see below), whose sum is σ = 4525000. Its totient is φ = 4505904.

The previous prime is 4515419. The next prime is 4515457. The reversal of 4515451 is 1545154.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4515451 - 2⁵ = 4515419 is a prime.

It is a Duffinian number.

4515451 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4515457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4026 + ... + 5023.

It is an arithmetic number, because the mean of its divisors is an integer number (1131250).

Almost surely, 2^4515451 is an apocalyptic number.

4515451 is a deficient number, since it is larger than the sum of its proper divisors (9549).

4515451 is an equidigital number, since it uses as much as digits as its factorization.

4515451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9548.

The product of its digits is 2000, while the sum is 25.

The square root of 4515451 is about 2124.9590584291. The cubic root of 4515451 is about 165.2851024370.

The spelling of 4515451 in words is "four million, five hundred fifteen thousand, four hundred fifty-one".