1081875 has 20 divisors (see below), whose sum is σ = 1805672. Its totient is φ = 576000.

The previous prime is 1081859. The next prime is 1081891. The reversal of 1081875 is 5781801.

It is an interprime number because it is at equal distance from previous prime (1081859) and next prime (1081891).

It is not a de Polignac number, because 1081875 - 2⁴ = 1081859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1587 + ... + 2163.

2^1081875 is an apocalyptic number.

1081875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1081875 is a deficient number, since it is larger than the sum of its proper divisors (723797).

1081875 is an frugal number, since it uses more digits than its factorization.

1081875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 30.

The square root of 1081875 is about 1040.1322031357. The cubic root of 1081875 is about 102.6578966385.

It can be divided in two parts, 108 and 1875, that multiplied together give a square (202500 = 450²).

The spelling of 1081875 in words is "one million, eighty-one thousand, eight hundred seventy-five".