4512145 has 8 divisors (see below), whose sum is σ = 5906880. Its totient is φ = 3281520.

The previous prime is 4512133. The next prime is 4512161. The reversal of 4512145 is 5412154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4512145 - 2¹³ = 4503953 is a prime.

4512145 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40965 + ... + 41074.

It is an arithmetic number, because the mean of its divisors is an integer number (738360).

Almost surely, 2^4512145 is an apocalyptic number.

It is an amenable number.

4512145 is a deficient number, since it is larger than the sum of its proper divisors (1394735).

4512145 is a wasteful number, since it uses less digits than its factorization.

4512145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82055.

The product of its digits is 800, while the sum is 22.

The square root of 4512145 is about 2124.1810186517. The cubic root of 4512145 is about 165.2447546061.

Adding to 4512145 its reverse (5412154), we get a palindrome (9924299).

Subtracting 4512145 from its reverse (5412154), we obtain a palindrome (900009).

The spelling of 4512145 in words is "four million, five hundred twelve thousand, one hundred forty-five".