1066850617 has 4 divisors (see below), whose sum is σ = 1219257856. Its totient is φ = 914443380.

The previous prime is 1066850611. The next prime is 1066850633. The reversal of 1066850617 is 7160586601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1066850617 - 2¹¹ = 1066848569 is a prime.

It is a super-2 number, since 2×1066850617² = 2276340477986561378, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1066850617.

It is not an unprimeable number, because it can be changed into a prime (1066850611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76203609 + ... + 76203622.

It is an arithmetic number, because the mean of its divisors is an integer number (304814464).

Almost surely, 2^1066850617 is an apocalyptic number.

It is an amenable number.

1066850617 is a deficient number, since it is larger than the sum of its proper divisors (152407239).

1066850617 is an equidigital number, since it uses as much as digits as its factorization.

1066850617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152407238.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 1066850617 is about 32662.6792685475. The cubic root of 1066850617 is about 1021.8046410135.

The spelling of 1066850617 in words is "one billion, sixty-six million, eight hundred fifty thousand, six hundred seventeen".