1355223 has 8 divisors (see below), whose sum is σ = 1913328. Its totient is φ = 850304.

The previous prime is 1355219. The next prime is 1355243. The reversal of 1355223 is 3225531.

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

It is a cyclic number.

It is not a de Polignac number, because 1355223 - 2² = 1355219 is a prime.

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 1355223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13236 + ... + 13337.

It is an arithmetic number, because the mean of its divisors is an integer number (239166).

2^1355223 is an apocalyptic number.

1355223 is a deficient number, since it is larger than the sum of its proper divisors (558105).

1355223 is a wasteful number, since it uses less digits than its factorization.

1355223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26593.

The product of its digits is 900, while the sum is 21.

The square root of 1355223 is about 1164.1404554434. The cubic root of 1355223 is about 110.6632926263.

The spelling of 1355223 in words is "one million, three hundred fifty-five thousand, two hundred twenty-three".