8553945 has 16 divisors (see below), whose sum is σ = 13829760. Its totient is φ = 4514304.

The previous prime is 8553929. The next prime is 8553949. The reversal of 8553945 is 5493558.

8553945 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8553945 - 2⁴ = 8553929 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (8553949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1485 + ... + 4394.

It is an arithmetic number, because the mean of its divisors is an integer number (864360).

Almost surely, 2^8553945 is an apocalyptic number.

It is an amenable number.

8553945 is a deficient number, since it is larger than the sum of its proper divisors (5275815).

8553945 is a wasteful number, since it uses less digits than its factorization.

8553945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5984.

The product of its digits is 108000, while the sum is 39.

The square root of 8553945 is about 2924.7128064136. The cubic root of 8553945 is about 204.5135800388.

The spelling of 8553945 in words is "eight million, five hundred fifty-three thousand, nine hundred forty-five".