1534210561 has 27 divisors (see below), whose sum is σ = 1750034307. Its totient is φ = 1344280080.

The previous prime is 1534210501. The next prime is 1534210591. The reversal of 1534210561 is 1650124351.

The square root of 1534210561 is 39169.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 226954225 + 1307256336 = 15065^2 + 36156^2 .

It is not a de Polignac number, because 1534210561 - 2¹¹ = 1534208513 is a prime.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1534210501) 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 26 ways as a sum of consecutive naturals, for example, 11711466 + ... + 11711596.

Almost surely, 2^1534210561 is an apocalyptic number.

1534210561 is the 39169-th square number.

1534210561 is the 19585-th centered octagonal number.

It is an amenable number.

1534210561 is a deficient number, since it is larger than the sum of its proper divisors (215823746).

1534210561 is an equidigital number, since it uses as much as digits as its factorization.

1534210561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The cubic root of 1534210561 is about 1153.3514235211.

Multiplying 1534210561 by its product of nonzero digits (3600), we get a square (5523158019600 = 2350140²).

The spelling of 1534210561 in words is "one billion, five hundred thirty-four million, two hundred ten thousand, five hundred sixty-one".