1066167959 has 2 divisors, whose sum is σ = 1066167960. Its totient is φ = 1066167958.

The previous prime is 1066167941. The next prime is 1066167989. The reversal of 1066167959 is 9597616601.

It is a weak prime.

It is an emirp because it is prime and its reverse (9597616601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1066167959 - 2²⁰ = 1065119383 is a prime.

It is a super-2 number, since 2×1066167959² = 2273428233596451362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066167989) 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 as a sum of consecutive naturals, namely, 533083979 + 533083980.

It is an arithmetic number, because the mean of its divisors is an integer number (533083980).

Almost surely, 2^1066167959 is an apocalyptic number.

1066167959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066167959 is an equidigital number, since it uses as much as digits as its factorization.

1066167959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 612360, while the sum is 50.

The square root of 1066167959 is about 32652.2274737881. The cubic root of 1066167959 is about 1021.5866498734.

The spelling of 1066167959 in words is "one billion, sixty-six million, one hundred sixty-seven thousand, nine hundred fifty-nine".