8545045 has 4 divisors (see below), whose sum is σ = 10254060. Its totient is φ = 6836032.

The previous prime is 8545007. The next prime is 8545049. The reversal of 8545045 is 5405458.

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 1790244 + 6754801 = 1338^2 + 2599^2 .

It is a cyclic number.

It is not a de Polignac number, because 8545045 - 2¹⁹ = 8020757 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 8544998 and 8545016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8545049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 854500 + ... + 854509.

It is an arithmetic number, because the mean of its divisors is an integer number (2563515).

Almost surely, 2^8545045 is an apocalyptic number.

It is an amenable number.

8545045 is a deficient number, since it is larger than the sum of its proper divisors (1709015).

8545045 is a wasteful number, since it uses less digits than its factorization.

8545045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709014.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 8545045 is about 2923.1908935271. The cubic root of 8545045 is about 204.4426263250.

The spelling of 8545045 in words is "eight million, five hundred forty-five thousand, forty-five".