1066606133 has 2 divisors, whose sum is σ = 1066606134. Its totient is φ = 1066606132.

The previous prime is 1066606127. The next prime is 1066606153. The reversal of 1066606133 is 3316066601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 728892004 + 337714129 = 26998^2 + 18377^2 .

It is a cyclic number.

It is not a de Polignac number, because 1066606133 - 2¹⁴ = 1066589749 is a prime.

It is a super-2 number, since 2×1066606133² = 2275297285906427378, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1066606133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066606153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533303066 + 533303067.

It is an arithmetic number, because the mean of its divisors is an integer number (533303067).

Almost surely, 2^1066606133 is an apocalyptic number.

It is an amenable number.

1066606133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066606133 is an equidigital number, since it uses as much as digits as its factorization.

1066606133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 1066606133 is about 32658.9364952382. The cubic root of 1066606133 is about 1021.7265813592.

The spelling of 1066606133 in words is "one billion, sixty-six million, six hundred six thousand, one hundred thirty-three".