1081966 has 16 divisors (see below), whose sum is σ = 1736064. Its totient is φ = 504504.

The previous prime is 1081939. The next prime is 1081979. The reversal of 1081966 is 6691801.

It is a happy number.

It is a congruent number.

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, 1705 + ... + 2251.

It is an arithmetic number, because the mean of its divisors is an integer number (108504).

2^1081966 is an apocalyptic number.

1081966 is a deficient number, since it is larger than the sum of its proper divisors (654098).

1081966 is a wasteful number, since it uses less digits than its factorization.

1081966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 1081966 is about 1040.1759466552. The cubic root of 1081966 is about 102.6607748535.

The spelling of 1081966 in words is "one million, eighty-one thousand, nine hundred sixty-six".