1086971 has 6 divisors (see below), whose sum is σ = 1147572. Its totient is φ = 1029420.

The previous prime is 1086937. The next prime is 1086989. The reversal of 1086971 is 1796801.

It is a de Polignac number, because none of the positive numbers 2^k-1086971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1086901) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1145 + ... + 1866.

It is an arithmetic number, because the mean of its divisors is an integer number (191262).

2^1086971 is an apocalyptic number.

1086971 is a deficient number, since it is larger than the sum of its proper divisors (60601).

1086971 is an equidigital number, since it uses as much as digits as its factorization.

1086971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3049 (or 3030 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 1086971 is about 1042.5790137922. The cubic root of 1086971 is about 102.8188287817.

The spelling of 1086971 in words is "one million, eighty-six thousand, nine hundred seventy-one".