1066158 has 24 divisors (see below), whose sum is σ = 2350296. Its totient is φ = 349200.

The previous prime is 1066157. The next prime is 1066159. The reversal of 1066158 is 8516601.

It is an interprime number because it is at equal distance from previous prime (1066157) and next prime (1066159).

It is a super-2 number, since 2×1066158² = 2273385761928, which contains 22 as substring.

1066158 is a Rhonda number in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 613 + ... + 1583.

It is an arithmetic number, because the mean of its divisors is an integer number (97929).

2^1066158 is an apocalyptic number.

1066158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1066158 is an abundant number, since it is smaller than the sum of its proper divisors (1284138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1066158 is a wasteful number, since it uses less digits than its factorization.

1066158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040 (or 1037 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1066158 is about 1032.5492724321. The cubic root of 1066158 is about 102.1583469007.

The spelling of 1066158 in words is "one million, sixty-six thousand, one hundred fifty-eight".