1356055 has 4 divisors (see below), whose sum is σ = 1627272. Its totient is φ = 1084840.

The previous prime is 1356053. The next prime is 1356059. The reversal of 1356055 is 5506531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5506531 = 61 ⋅90271.

It is not a de Polignac number, because 1356055 - 2¹ = 1356053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135601 + ... + 135610.

It is an arithmetic number, because the mean of its divisors is an integer number (406818).

2^1356055 is an apocalyptic number.

1356055 is a deficient number, since it is larger than the sum of its proper divisors (271217).

1356055 is an equidigital number, since it uses as much as digits as its factorization.

1356055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271216.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 1356055 is about 1164.4977458115. The cubic root of 1356055 is about 110.6859341705.

The spelling of 1356055 in words is "one million, three hundred fifty-six thousand, fifty-five".