1066764133 has 2 divisors, whose sum is σ = 1066764134. Its totient is φ = 1066764132.

The previous prime is 1066764119. The next prime is 1066764163. The reversal of 1066764133 is 3314676601.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1059046849 + 7717284 = 32543^2 + 2778^2 .

It is an emirp because it is prime and its reverse (3314676601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1066764133 - 2¹³ = 1066755941 is a prime.

It is a super-2 number, since 2×1066764133² = 2275971430910483378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066764092 and 1066764101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066764163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533382066 + 533382067.

It is an arithmetic number, because the mean of its divisors is an integer number (533382067).

Almost surely, 2^1066764133 is an apocalyptic number.

It is an amenable number.

1066764133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066764133 is an equidigital number, since it uses as much as digits as its factorization.

1066764133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 1066764133 is about 32661.3553454231. The cubic root of 1066764133 is about 1021.7770294813. Note that the first 3 decimals are identical.

The spelling of 1066764133 in words is "one billion, sixty-six million, seven hundred sixty-four thousand, one hundred thirty-three".