1094640664 has 32 divisors (see below), whose sum is σ = 2213396640. Its totient is φ = 504518400.

The previous prime is 1094640653. The next prime is 1094640683. The reversal of 1094640664 is 4660464901.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72229 + ... + 86059.

It is an arithmetic number, because the mean of its divisors is an integer number (69168645).

Almost surely, 2^1094640664 is an apocalyptic number.

It is an amenable number.

1094640664 is an abundant number, since it is smaller than the sum of its proper divisors (1118755976).

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

1094640664 is a wasteful number, since it uses less digits than its factorization.

1094640664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14611 (or 14607 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 1094640664 is about 33085.3542220723. The cubic root of 1094640664 is about 1030.6009199639.

The spelling of 1094640664 in words is "one billion, ninety-four million, six hundred forty thousand, six hundred sixty-four".