1087995 has 8 divisors (see below), whose sum is σ = 1740816. Its totient is φ = 580256.

The previous prime is 1087987. The next prime is 1088023. The reversal of 1087995 is 5997801.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1087995 - 2³ = 1087987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36252 + ... + 36281.

It is an arithmetic number, because the mean of its divisors is an integer number (217602).

2^1087995 is an apocalyptic number.

1087995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1087995 is a deficient number, since it is larger than the sum of its proper divisors (652821).

1087995 is an equidigital number, since it uses as much as digits as its factorization.

1087995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72541.

The product of its (nonzero) digits is 22680, while the sum is 39.

The square root of 1087995 is about 1043.0699880641. The cubic root of 1087995 is about 102.8511060721.

The spelling of 1087995 in words is "one million, eighty-seven thousand, nine hundred ninety-five".