1095039 has 20 divisors (see below), whose sum is σ = 1785960. Its totient is φ = 663120.

The previous prime is 1095023. The next prime is 1095043. The reversal of 1095039 is 9305901.

It is not a de Polignac number, because 1095039 - 2⁴ = 1095023 is a prime.

It is a super-2 number, since 2×1095039² = 2398220823042, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1095049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 277 + ... + 1505.

It is an arithmetic number, because the mean of its divisors is an integer number (89298).

2^1095039 is an apocalyptic number.

1095039 is a deficient number, since it is larger than the sum of its proper divisors (690921).

1095039 is a wasteful number, since it uses less digits than its factorization.

1095039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252 (or 1243 counting only the distinct ones).

The product of its (nonzero) digits is 1215, while the sum is 27.

The square root of 1095039 is about 1046.4411115777. The cubic root of 1095039 is about 103.0725915522.

The spelling of 1095039 in words is "one million, ninety-five thousand, thirty-nine".