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10533 = 33511

10533 has 4 divisors (see below), whose sum is σ = 14048. Its totient is φ = 7020.

The previous prime is 10531. The next prime is 10559. The reversal of 10533 is 33501.

It is a happy number.

10533 is nontrivially palindromic in base 2.

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 Wieferich number.

It is not a de Polignac number, because 10533 - 21 = 10531 is a prime.

It is a super-2 number, since 2×105332 = 221888178, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

10533 is a lucky number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10531) 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, 1753 + ... + 1758.

It is an arithmetic number, because the mean of its divisors is an integer number (3512).

210533 is an apocalyptic number.

It is an amenable number.

10533 is a deficient number, since it is larger than the sum of its proper divisors (3515).

10533 is an equidigital number, since it uses as much as digits as its factorization.

10533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3514.

The product of its (nonzero) digits is 45, while the sum is 12.

The square root of 10533 is about 102.6304048516. The cubic root of 10533 is about 21.9205120469.

The spelling of 10533 in words is "ten thousand, five hundred thirty-three".

Divisors: 1 3 3511 10533