1413530561 has 4 divisors (see below), whose sum is σ = 1415980932. Its totient is φ = 1411080192.

The previous prime is 1413530543. The next prime is 1413530627. The reversal of 1413530561 is 1650353141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1248562225 + 164968336 = 35335^2 + 12844^2 .

It is a cyclic number.

It is not a de Polignac number, because 1413530561 - 2²⁶ = 1346421697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1413530761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1224320 + ... + 1225473.

It is an arithmetic number, because the mean of its divisors is an integer number (353995233).

Almost surely, 2^1413530561 is an apocalyptic number.

It is an amenable number.

1413530561 is a deficient number, since it is larger than the sum of its proper divisors (2450371).

1413530561 is an equidigital number, since it uses as much as digits as its factorization.

1413530561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450370.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 1413530561 is about 37596.9488256694. The cubic root of 1413530561 is about 1122.2813196953.

The spelling of 1413530561 in words is "one billion, four hundred thirteen million, five hundred thirty thousand, five hundred sixty-one".