1066371 has 4 divisors (see below), whose sum is σ = 1421832. Its totient is φ = 710912.

The previous prime is 1066367. The next prime is 1066379. The reversal of 1066371 is 1736601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1066371 - 2² = 1066367 is a prime.

It is a super-2 number, since 2×1066371² = 2274294219282, which contains 22 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1066379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177726 + ... + 177731.

It is an arithmetic number, because the mean of its divisors is an integer number (355458).

2^1066371 is an apocalyptic number.

1066371 is a deficient number, since it is larger than the sum of its proper divisors (355461).

1066371 is an equidigital number, since it uses as much as digits as its factorization.

1066371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355460.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 1066371 is about 1032.6524100587. The cubic root of 1066371 is about 102.1651496069.

The spelling of 1066371 in words is "one million, sixty-six thousand, three hundred seventy-one".