1082187 has 16 divisors (see below), whose sum is σ = 1620000. Its totient is φ = 713952.

The previous prime is 1082177. The next prime is 1082189. The reversal of 1082187 is 7812801.

It is not a de Polignac number, because 1082187 - 2⁴ = 1082171 is a prime.

It is a super-2 number, since 2×1082187² = 2342257405938, which contains 22 as substring.

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

1082187 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1082187.

It is not an unprimeable number, because it can be changed into a prime (1082189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3889 + ... + 4157.

It is an arithmetic number, because the mean of its divisors is an integer number (101250).

2^1082187 is an apocalyptic number.

1082187 is a deficient number, since it is larger than the sum of its proper divisors (537813).

1082187 is a wasteful number, since it uses less digits than its factorization.

1082187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 27.

The square root of 1082187 is about 1040.2821732588. The cubic root of 1082187 is about 102.6677641325.

Adding to 1082187 its reverse (7812801), we get a palindrome (8894988).

It can be divided in two parts, 108 and 2187, that multiplied together give a square (236196 = 486²).

The spelling of 1082187 in words is "one million, eighty-two thousand, one hundred eighty-seven".