1155395 has 4 divisors (see below), whose sum is σ = 1386480. Its totient is φ = 924312.

The previous prime is 1155379. The next prime is 1155403. The reversal of 1155395 is 5935511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1155395 - 2⁴ = 1155379 is a prime.

It is a congruent 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, 115535 + ... + 115544.

It is an arithmetic number, because the mean of its divisors is an integer number (346620).

2^1155395 is an apocalyptic number.

1155395 is a deficient number, since it is larger than the sum of its proper divisors (231085).

1155395 is an equidigital number, since it uses as much as digits as its factorization.

1155395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231084.

The product of its digits is 3375, while the sum is 29.

The square root of 1155395 is about 1074.8930179325. The cubic root of 1155395 is about 104.9325341357.

The spelling of 1155395 in words is "one million, one hundred fifty-five thousand, three hundred ninety-five".