223163545 has 16 divisors (see below), whose sum is σ = 295845120. Its totient is φ = 160243200.

The previous prime is 223163491. The next prime is 223163561. The reversal of 223163545 is 545361322.

It is a happy number.

223163545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 223163545 - 2¹⁹ = 222639257 is a prime.

It is a super-3 number, since 3×223163545³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21336 + ... + 30025.

It is an arithmetic number, because the mean of its divisors is an integer number (18490320).

Almost surely, 2^223163545 is an apocalyptic number.

It is an amenable number.

223163545 is a deficient number, since it is larger than the sum of its proper divisors (72681575).

223163545 is a wasteful number, since it uses less digits than its factorization.

223163545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51456.

The product of its digits is 21600, while the sum is 31.

The square root of 223163545 is about 14938.6594110717. The cubic root of 223163545 is about 606.5609080159.

The spelling of 223163545 in words is "two hundred twenty-three million, one hundred sixty-three thousand, five hundred forty-five".