1355165 has 16 divisors (see below), whose sum is σ = 1920000. Its totient is φ = 898560.

The previous prime is 1355153. The next prime is 1355191. The reversal of 1355165 is 5615531.

It is not a de Polignac number, because 1355165 - 2¹² = 1351069 is a prime.

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, 461 + ... + 1709.

It is an arithmetic number, because the mean of its divisors is an integer number (120000).

2^1355165 is an apocalyptic number.

It is an amenable number.

1355165 is a deficient number, since it is larger than the sum of its proper divisors (564835).

1355165 is a wasteful number, since it uses less digits than its factorization.

1355165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292.

The product of its digits is 2250, while the sum is 26.

The square root of 1355165 is about 1164.1155440935. The cubic root of 1355165 is about 110.6617139039.

The spelling of 1355165 in words is "one million, three hundred fifty-five thousand, one hundred sixty-five".