1095155 has 4 divisors (see below), whose sum is σ = 1314192. Its totient is φ = 876120.

The previous prime is 1095119. The next prime is 1095161. The reversal of 1095155 is 5515901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5515901 = 277 ⋅19913.

It is not a de Polignac number, because 1095155 - 2⁶ = 1095091 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109511 + ... + 109520.

It is an arithmetic number, because the mean of its divisors is an integer number (328548).

2^1095155 is an apocalyptic number.

1095155 is a deficient number, since it is larger than the sum of its proper divisors (219037).

1095155 is an equidigital number, since it uses as much as digits as its factorization.

1095155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219036.

The product of its (nonzero) digits is 1125, while the sum is 26.

The square root of 1095155 is about 1046.4965360669. The cubic root of 1095155 is about 103.0762309959.

The spelling of 1095155 in words is "one million, ninety-five thousand, one hundred fifty-five".