1066453308 has 72 divisors (see below), whose sum is σ = 2817731280. Its totient is φ = 339655680.

The previous prime is 1066453307. The next prime is 1066453343. The reversal of 1066453308 is 8033546601.

1066453308 is a `hidden beast` number, since 1 + 0 + 6 + 645 + 3 + 3 + 0 + 8 = 666.

It is a super-2 number, since 2×1066453308² = 2274645316288285728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066453303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96003 + ... + 106533.

Almost surely, 2^1066453308 is an apocalyptic number.

1066453308 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1066453308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1408865640).

1066453308 is an abundant number, since it is smaller than the sum of its proper divisors (1751277972).

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

1066453308 is a wasteful number, since it uses less digits than its factorization.

1066453308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10667 (or 10662 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 1066453308 is about 32656.5966995950. The cubic root of 1066453308 is about 1021.6777808326.

Adding to 1066453308 its reverse (8033546601), we get a palindrome (9099999909).

The spelling of 1066453308 in words is "one billion, sixty-six million, four hundred fifty-three thousand, three hundred eight".