1086647 has 2 divisors, whose sum is σ = 1086648. Its totient is φ = 1086646.

The previous prime is 1086641. The next prime is 1086677. The reversal of 1086647 is 7466801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1086647 - 2⁸ = 1086391 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1086641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543323 + 543324.

It is an arithmetic number, because the mean of its divisors is an integer number (543324).

2^1086647 is an apocalyptic number.

1086647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086647 is an equidigital number, since it uses as much as digits as its factorization.

1086647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1086647 is about 1042.4236183050. The cubic root of 1086647 is about 102.8086118238.

The spelling of 1086647 in words is "one million, eighty-six thousand, six hundred forty-seven".