1066460165 has 4 divisors (see below), whose sum is σ = 1279752204. Its totient is φ = 853168128.

The previous prime is 1066460149. The next prime is 1066460179. The reversal of 1066460165 is 5610646601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 608756929 + 457703236 = 24673^2 + 21394^2 .

It is a cyclic number.

It is not a de Polignac number, because 1066460165 - 2⁴ = 1066460149 is a prime.

It is a super-2 number, since 2×1066460165² = 2274674567063654450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106646012 + ... + 106646021.

It is an arithmetic number, because the mean of its divisors is an integer number (319938051).

Almost surely, 2^1066460165 is an apocalyptic number.

It is an amenable number.

1066460165 is a deficient number, since it is larger than the sum of its proper divisors (213292039).

1066460165 is an equidigital number, since it uses as much as digits as its factorization.

1066460165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213292038.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1066460165 is about 32656.7016858715. The cubic root of 1066460165 is about 1021.6799705298.

The spelling of 1066460165 in words is "one billion, sixty-six million, four hundred sixty thousand, one hundred sixty-five".