1355500 has 24 divisors (see below), whose sum is σ = 2961504. Its totient is φ = 542000.

The previous prime is 1355483. The next prime is 1355503. The reversal of 1355500 is 55531.

It is not an unprimeable number, because it can be changed into a prime (1355503) 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, 856 + ... + 1855.

It is an arithmetic number, because the mean of its divisors is an integer number (123396).

2^1355500 is an apocalyptic number.

1355500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1355500 is an abundant number, since it is smaller than the sum of its proper divisors (1606004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1355500 is a wasteful number, since it uses less digits than its factorization.

1355500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2730 (or 2718 counting only the distinct ones).

The product of its (nonzero) digits is 375, while the sum is 19.

The square root of 1355500 is about 1164.2594212631. The cubic root of 1355500 is about 110.6708317653.

Subtracting from 1355500 its sum of digits (19), we obtain a triangular number (1355481 = T₁₆₄₆).

The spelling of 1355500 in words is "one million, three hundred fifty-five thousand, five hundred".