1355227 has 4 divisors (see below), whose sum is σ = 1398976. Its totient is φ = 1311480.

The previous prime is 1355219. The next prime is 1355243. The reversal of 1355227 is 7225531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1355227 - 2³ = 1355219 is a prime.

It is a d-powerful number, because it can be written as 1 + 3¹² + 5² + 5² + 2⁶ + 2⁷ + 7⁷ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1355267) 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 3 ways as a sum of consecutive naturals, for example, 21828 + ... + 21889.

It is an arithmetic number, because the mean of its divisors is an integer number (349744).

2^1355227 is an apocalyptic number.

1355227 is a deficient number, since it is larger than the sum of its proper divisors (43749).

1355227 is an equidigital number, since it uses as much as digits as its factorization.

1355227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43748.

The product of its digits is 2100, while the sum is 25.

The square root of 1355227 is about 1164.1421734479. The cubic root of 1355227 is about 110.6634015020.

The spelling of 1355227 in words is "one million, three hundred fifty-five thousand, two hundred twenty-seven".