3545043223 has 16 divisors (see below), whose sum is σ = 3764517120. Its totient is φ = 3332448000.

The previous prime is 3545043217. The next prime is 3545043239. The reversal of 3545043223 is 3223405453.

It is a cyclic number.

It is not a de Polignac number, because 3545043223 - 2⁵ = 3545043191 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3545043253) 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, 801843 + ... + 806251.

It is an arithmetic number, because the mean of its divisors is an integer number (235282320).

Almost surely, 2^3545043223 is an apocalyptic number.

3545043223 is a deficient number, since it is larger than the sum of its proper divisors (219473897).

3545043223 is a wasteful number, since it uses less digits than its factorization.

3545043223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5178.

The product of its (nonzero) digits is 43200, while the sum is 31.

The square root of 3545043223 is about 59540.2655603752. The cubic root of 3545043223 is about 1524.7799697601.

Adding to 3545043223 its reverse (3223405453), we get a palindrome (6768448676).

The spelling of 3545043223 in words is "three billion, five hundred forty-five million, forty-three thousand, two hundred twenty-three".