1382303561 has 16 divisors (see below), whose sum is σ = 1497303360. Its totient is φ = 1271819520.

The previous prime is 1382303557. The next prime is 1382303579. The reversal of 1382303561 is 1653032831.

It is a cyclic number.

It is not a de Polignac number, because 1382303561 - 2² = 1382303557 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1382303591) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 172925 + ... + 180741.

It is an arithmetic number, because the mean of its divisors is an integer number (93581460).

Almost surely, 2^1382303561 is an apocalyptic number.

It is an amenable number.

1382303561 is a deficient number, since it is larger than the sum of its proper divisors (114999799).

1382303561 is a wasteful number, since it uses less digits than its factorization.

1382303561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8104.

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

The square root of 1382303561 is about 37179.3432029131. The cubic root of 1382303561 is about 1113.9554149400.

The spelling of 1382303561 in words is "one billion, three hundred eighty-two million, three hundred three thousand, five hundred sixty-one".