1460563561 has 4 divisors (see below), whose sum is σ = 1460947072. Its totient is φ = 1460180052.

The previous prime is 1460563547. The next prime is 1460563607. The reversal of 1460563561 is 1653650641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1460563561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1460563561.

It is not an unprimeable number, because it can be changed into a prime (1460563501) 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 3 ways as a sum of consecutive naturals, for example, 185985 + ... + 193678.

It is an arithmetic number, because the mean of its divisors is an integer number (365236768).

Almost surely, 2^1460563561 is an apocalyptic number.

It is an amenable number.

1460563561 is a deficient number, since it is larger than the sum of its proper divisors (383511).

1460563561 is an equidigital number, since it uses as much as digits as its factorization.

1460563561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383510.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 1460563561 is about 38217.3201703102. The cubic root of 1460563561 is about 1134.5931410593.

The spelling of 1460563561 in words is "one billion, four hundred sixty million, five hundred sixty-three thousand, five hundred sixty-one".