533053561 has 4 divisors (see below), whose sum is σ = 547460452. Its totient is φ = 518646672.

The previous prime is 533053529. The next prime is 533053567. The reversal of 533053561 is 165350335.

It is a happy number.

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 268796025 + 264257536 = 16395^2 + 16256^2 .

It is a cyclic number.

It is not a de Polignac number, because 533053561 - 2⁵ = 533053529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (533053567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7203390 + ... + 7203463.

It is an arithmetic number, because the mean of its divisors is an integer number (136865113).

Almost surely, 2^533053561 is an apocalyptic number.

It is an amenable number.

533053561 is a deficient number, since it is larger than the sum of its proper divisors (14406891).

533053561 is a wasteful number, since it uses less digits than its factorization.

533053561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14406890.

The product of its (nonzero) digits is 20250, while the sum is 31.

The square root of 533053561 is about 23087.9527243106. The cubic root of 533053561 is about 810.8184386203.

The spelling of 533053561 in words is "five hundred thirty-three million, fifty-three thousand, five hundred sixty-one".