1355255 has 16 divisors (see below), whose sum is σ = 1820448. Its totient is φ = 960000.

The previous prime is 1355243. The next prime is 1355261. The reversal of 1355255 is 5525531.

It is not a de Polignac number, because 1355255 - 2⁶ = 1355191 is a prime.

It is a super-2 number, since 2×1355255² = 3673432230050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1955 + ... + 2555.

It is an arithmetic number, because the mean of its divisors is an integer number (113778).

2^1355255 is an apocalyptic number.

1355255 is a deficient number, since it is larger than the sum of its proper divisors (465193).

1355255 is a wasteful number, since it uses less digits than its factorization.

1355255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658.

The product of its digits is 3750, while the sum is 26.

The square root of 1355255 is about 1164.1541994083. The cubic root of 1355255 is about 110.6641636262.

The spelling of 1355255 in words is "one million, three hundred fifty-five thousand, two hundred fifty-five".