1045167666 has 16 divisors (see below), whose sum is σ = 2157765888. Its totient is φ = 337150800.

The previous prime is 1045167661. The next prime is 1045167671. The reversal of 1045167666 is 6667615401.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1045167661) and next prime (1045167671).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1045167661) 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 7 ways as a sum of consecutive naturals, for example, 2809405 + ... + 2809776.

It is an arithmetic number, because the mean of its divisors is an integer number (134860368).

Almost surely, 2^1045167666 is an apocalyptic number.

1045167666 is an abundant number, since it is smaller than the sum of its proper divisors (1112598222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045167666 is a wasteful number, since it uses less digits than its factorization.

1045167666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5619217.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 1045167666 is about 32329.0529709733. The cubic root of 1045167666 is about 1014.8347311943.

The spelling of 1045167666 in words is "one billion, forty-five million, one hundred sixty-seven thousand, six hundred sixty-six".