1066451204 has 48 divisors (see below), whose sum is σ = 2318131200. Its totient is φ = 418006656.

The previous prime is 1066451179. The next prime is 1066451237. The reversal of 1066451204 is 4021546601.

It is a super-2 number, since 2×1066451204² = 2274636341026099232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26237 + ... + 53115.

It is an arithmetic number, because the mean of its divisors is an integer number (48294400).

Almost surely, 2^1066451204 is an apocalyptic number.

1066451204 is a gapful number since it is divisible by the number (14) 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 1066451204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1159065600).

1066451204 is an abundant number, since it is smaller than the sum of its proper divisors (1251679996).

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

1066451204 is a wasteful number, since it uses less digits than its factorization.

1066451204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27012 (or 27010 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1066451204 is about 32656.5644855671. The cubic root of 1066451204 is about 1021.6771089446.

Adding to 1066451204 its reverse (4021546601), we get a palindrome (5087997805).

The spelling of 1066451204 in words is "one billion, sixty-six million, four hundred fifty-one thousand, two hundred four".