1082987 has 4 divisors (see below), whose sum is σ = 1086456. Its totient is φ = 1079520.

The previous prime is 1082971. The next prime is 1082989. The reversal of 1082987 is 7892801.

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 1082987 - 2⁴ = 1082971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1082989) 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, 1214 + ... + 1907.

It is an arithmetic number, because the mean of its divisors is an integer number (271614).

2^1082987 is an apocalyptic number.

1082987 is a deficient number, since it is larger than the sum of its proper divisors (3469).

1082987 is an equidigital number, since it uses as much as digits as its factorization.

1082987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3468.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 1082987 is about 1040.6666132821. Note that the first 4 decimals coincide. The cubic root of 1082987 is about 102.6930567361.

The spelling of 1082987 in words is "one million, eighty-two thousand, nine hundred eighty-seven".