4515345 has 20 divisors (see below), whose sum is σ = 8094900. Its totient is φ = 2407968.

The previous prime is 4515341. The next prime is 4515347. The reversal of 4515345 is 5435154.

It can be written as a sum of positive squares in 2 ways, for example, as 1498176 + 3017169 = 1224^2 + 1737^2 .

It is not a de Polignac number, because 4515345 - 2² = 4515341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4515341) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5170 + ... + 5979.

It is an arithmetic number, because the mean of its divisors is an integer number (404745).

Almost surely, 2^4515345 is an apocalyptic number.

4515345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4515345 is a deficient number, since it is larger than the sum of its proper divisors (3579555).

4515345 is a wasteful number, since it uses less digits than its factorization.

4515345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11166 (or 11157 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 4515345 is about 2124.9341166257. The cubic root of 4515345 is about 165.2838090736.

The spelling of 4515345 in words is "four million, five hundred fifteen thousand, three hundred forty-five".