1155095 has 4 divisors (see below), whose sum is σ = 1386120. Its totient is φ = 924072.

The previous prime is 1155071. The next prime is 1155097. The reversal of 1155095 is 5905511.

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 1155095 - 2¹⁸ = 892951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155097) 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, 115505 + ... + 115514.

It is an arithmetic number, because the mean of its divisors is an integer number (346530).

2^1155095 is an apocalyptic number.

1155095 is a deficient number, since it is larger than the sum of its proper divisors (231025).

1155095 is an equidigital number, since it uses as much as digits as its factorization.

1155095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231024.

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

The square root of 1155095 is about 1074.7534601014. The cubic root of 1155095 is about 104.9234513876.

The spelling of 1155095 in words is "one million, one hundred fifty-five thousand, ninety-five".