10547 has 4 divisors (see below), whose sum is σ = 10800. Its totient is φ = 10296.

The previous prime is 10531. The next prime is 10559. The reversal of 10547 is 74501.

It is a happy number.

10547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10547 - 2⁴ = 10531 is a prime.

It is a super-2 number, since 2×10547² = 222478418, which contains 22 as substring.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47 + ... + 152.

It is an arithmetic number, because the mean of its divisors is an integer number (2700).

2¹⁰⁵⁴⁷ is an apocalyptic number.

10547 is a deficient number, since it is larger than the sum of its proper divisors (253).

10547 is an equidigital number, since it uses as much as digits as its factorization.

10547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 10547 is about 102.6985881110. The cubic root of 10547 is about 21.9302196738.

The spelling of 10547 in words is "ten thousand, five hundred forty-seven".