133223105 has 8 divisors (see below), whose sum is σ = 160315200. Its totient is φ = 106280176.

The previous prime is 133223093. The next prime is 133223119. The reversal of 133223105 is 501322331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133223105 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35315 + ... + 38904.

It is an arithmetic number, because the mean of its divisors is an integer number (20039400).

Almost surely, 2^133223105 is an apocalyptic number.

It is an amenable number.

133223105 is a deficient number, since it is larger than the sum of its proper divisors (27092095).

133223105 is an equidigital number, since it uses as much as digits as its factorization.

133223105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74583.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 133223105 is about 11542.2313700601. The cubic root of 133223105 is about 510.7321344300.

Adding to 133223105 its reverse (501322331), we get a palindrome (634545436).

The spelling of 133223105 in words is "one hundred thirty-three million, two hundred twenty-three thousand, one hundred five".