1450660561 has 16 divisors (see below), whose sum is σ = 1668008448. Its totient is φ = 1235865600.

The previous prime is 1450660559. The next prime is 1450660567. The reversal of 1450660561 is 1650660541.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1450660561 - 2¹ = 1450660559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1450660567) 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 15 ways as a sum of consecutive naturals, for example, 1215381 + ... + 1216573.

It is an arithmetic number, because the mean of its divisors is an integer number (104250528).

Almost surely, 2^1450660561 is an apocalyptic number.

It is an amenable number.

1450660561 is a deficient number, since it is larger than the sum of its proper divisors (217347887).

1450660561 is a wasteful number, since it uses less digits than its factorization.

1450660561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 1450660561 is about 38087.5381325703. The cubic root of 1450660561 is about 1132.0230449865.

The spelling of 1450660561 in words is "one billion, four hundred fifty million, six hundred sixty thousand, five hundred sixty-one".