1066536733 has 2 divisors, whose sum is σ = 1066536734. Its totient is φ = 1066536732.

The previous prime is 1066536689. The next prime is 1066536739. The reversal of 1066536733 is 3376356601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 555686329 + 510850404 = 23573^2 + 22602^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1066536733 is a prime.

It is a super-2 number, since 2×1066536733² = 2275001205676626578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066536739) 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 as a sum of consecutive naturals, namely, 533268366 + 533268367.

It is an arithmetic number, because the mean of its divisors is an integer number (533268367).

Almost surely, 2^1066536733 is an apocalyptic number.

It is an amenable number.

1066536733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066536733 is an equidigital number, since it uses as much as digits as its factorization.

1066536733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 40.

The square root of 1066536733 is about 32657.8739816296. The cubic root of 1066536733 is about 1021.7044209258.

The spelling of 1066536733 in words is "one billion, sixty-six million, five hundred thirty-six thousand, seven hundred thirty-three".