1001566364 has 6 divisors (see below), whose sum is σ = 1752741144. Its totient is φ = 500783180.

The previous prime is 1001566343. The next prime is 1001566393. The reversal of 1001566364 is 4636651001.

It is a self number, because there is not a number n which added to its sum of digits gives 1001566364.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125195792 + ... + 125195799.

It is an arithmetic number, because the mean of its divisors is an integer number (292123524).

Almost surely, 2^1001566364 is an apocalyptic number.

It is an amenable number.

1001566364 is a deficient number, since it is larger than the sum of its proper divisors (751174780).

1001566364 is a wasteful number, since it uses less digits than its factorization.

1001566364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250391595 (or 250391593 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1001566364 is about 31647.5333004012. The cubic root of 1001566364 is about 1000.5218489596.

The spelling of 1001566364 in words is "one billion, one million, five hundred sixty-six thousand, three hundred sixty-four".