3545220111 has 8 divisors (see below), whose sum is σ = 4797512064. Its totient is φ = 2328204120.

The previous prime is 3545220073. The next prime is 3545220221. The reversal of 3545220111 is 1110225453.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3545220111 - 2⁹ = 3545219599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3545221111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8818755 + ... + 8819156.

It is an arithmetic number, because the mean of its divisors is an integer number (599689008).

Almost surely, 2^3545220111 is an apocalyptic number.

3545220111 is a deficient number, since it is larger than the sum of its proper divisors (1252291953).

3545220111 is a wasteful number, since it uses less digits than its factorization.

3545220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17637981.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 3545220111 is about 59541.7509903765. The cubic root of 3545220111 is about 1524.8053301272.

Adding to 3545220111 its reverse (1110225453), we get a palindrome (4655445564).

The spelling of 3545220111 in words is "three billion, five hundred forty-five million, two hundred twenty thousand, one hundred eleven".