1066331153 has 4 divisors (see below), whose sum is σ = 1066735140. Its totient is φ = 1065927168.

The previous prime is 1066331141. The next prime is 1066331173. The reversal of 1066331153 is 3511336601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3511336601 = 15061 ⋅233141.

It can be written as a sum of positive squares in 2 ways, for example, as 767456209 + 298874944 = 27703^2 + 17288^2 .

It is a cyclic number.

It is not a de Polignac number, because 1066331153 - 2⁶ = 1066331089 is a prime.

It is a super-2 number, since 2×1066331153² = 2274124255716618818, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1066331173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198008 + ... + 203321.

It is an arithmetic number, because the mean of its divisors is an integer number (266683785).

Almost surely, 2^1066331153 is an apocalyptic number.

It is an amenable number.

1066331153 is a deficient number, since it is larger than the sum of its proper divisors (403987).

1066331153 is an equidigital number, since it uses as much as digits as its factorization.

1066331153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403986.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 1066331153 is about 32654.7263501013. The cubic root of 1066331153 is about 1021.6387705875.

Adding to 1066331153 its reverse (3511336601), we get a palindrome (4577667754).

The spelling of 1066331153 in words is "one billion, sixty-six million, three hundred thirty-one thousand, one hundred fifty-three".