1066165097 has 2 divisors, whose sum is σ = 1066165098. Its totient is φ = 1066165096.

The previous prime is 1066165063. The next prime is 1066165103. The reversal of 1066165097 is 7905616601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1065630736 + 534361 = 32644^2 + 731^2 .

It is a cyclic number.

It is not a de Polignac number, because 1066165097 - 2⁶ = 1066165033 is a prime.

It is a super-2 number, since 2×1066165097² = 2273416028122038818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1066161097) 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, 533082548 + 533082549.

It is an arithmetic number, because the mean of its divisors is an integer number (533082549).

Almost surely, 2^1066165097 is an apocalyptic number.

It is an amenable number.

1066165097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066165097 is an equidigital number, since it uses as much as digits as its factorization.

1066165097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 1066165097 is about 32652.1836482646. The cubic root of 1066165097 is about 1021.5857357636.

The spelling of 1066165097 in words is "one billion, sixty-six million, one hundred sixty-five thousand, ninety-seven".