1355530 has 16 divisors (see below), whose sum is σ = 2661984. Its totient is φ = 492880.

The previous prime is 1355513. The next prime is 1355533. The reversal of 1355530 is 355531.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1355533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6052 + ... + 6271.

It is an arithmetic number, because the mean of its divisors is an integer number (166374).

2^1355530 is an apocalyptic number.

1355530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1355530 is a deficient number, since it is larger than the sum of its proper divisors (1306454).

1355530 is a wasteful number, since it uses less digits than its factorization.

1355530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12341.

The product of its (nonzero) digits is 1125, while the sum is 22.

The square root of 1355530 is about 1164.2723049184. The cubic root of 1355530 is about 110.6716482169.

Subtracting from 1355530 its reverse (355531), we obtain a palindrome (999999).

It can be divided in two parts, 135 and 5530, that added together give a palindrome (5665).

The spelling of 1355530 in words is "one million, three hundred fifty-five thousand, five hundred thirty".