1087115 has 8 divisors (see below), whose sum is σ = 1336608. Its totient is φ = 848320.

The previous prime is 1087109. The next prime is 1087117. The reversal of 1087115 is 5117801.

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

It is not a de Polignac number, because 1087115 - 2⁸ = 1086859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1087117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2447 + ... + 2856.

It is an arithmetic number, because the mean of its divisors is an integer number (167076).

2^1087115 is an apocalyptic number.

1087115 is a deficient number, since it is larger than the sum of its proper divisors (249493).

1087115 is an equidigital number, since it uses as much as digits as its factorization.

1087115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5349.

The product of its (nonzero) digits is 280, while the sum is 23.

The square root of 1087115 is about 1042.6480710192. The cubic root of 1087115 is about 102.8233690003.

The spelling of 1087115 in words is "one million, eighty-seven thousand, one hundred fifteen".