1355166 has 24 divisors (see below), whose sum is σ = 2976480. Its totient is φ = 445536.

The previous prime is 1355153. The next prime is 1355191. The reversal of 1355166 is 6615531.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 946 + ... + 1898.

It is an arithmetic number, because the mean of its divisors is an integer number (124020).

2^1355166 is an apocalyptic number.

1355166 is an abundant number, since it is smaller than the sum of its proper divisors (1621314).

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

1355166 is a wasteful number, since it uses less digits than its factorization.

1355166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040 (or 1037 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 1355166 is about 1164.1159736040. The cubic root of 1355166 is about 110.6617411237.

It can be divided in two parts, 1355 and 166, that added together give a square (1521 = 39²).

The spelling of 1355166 in words is "one million, three hundred fifty-five thousand, one hundred sixty-six".