1375316566 has 24 divisors (see below), whose sum is σ = 2283392160. Its totient is φ = 617589792.

The previous prime is 1375316563. The next prime is 1375316567. The reversal of 1375316566 is 6656135731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375316563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16275 + ... + 54913.

It is an arithmetic number, because the mean of its divisors is an integer number (95141340).

Almost surely, 2^1375316566 is an apocalyptic number.

1375316566 is a deficient number, since it is larger than the sum of its proper divisors (908075594).

1375316566 is a wasteful number, since it uses less digits than its factorization.

1375316566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38728 (or 38691 counting only the distinct ones).

The product of its digits is 340200, while the sum is 43.

The square root of 1375316566 is about 37085.2607648915. The cubic root of 1375316566 is about 1112.0753764917.

The spelling of 1375316566 in words is "one billion, three hundred seventy-five million, three hundred sixteen thousand, five hundred sixty-six".