10548509 has 2 divisors, whose sum is σ = 10548510. Its totient is φ = 10548508.

The previous prime is 10548491. The next prime is 10548511. The reversal of 10548509 is 90584501.

10548509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5359225 + 5189284 = 2315^2 + 2278^2 .

It is a cyclic number.

It is not a de Polignac number, because 10548509 - 2¹⁶ = 10482973 is a prime.

It is a super-2 number, since 2×10548509² = 222542084246162, which contains 22 as substring.

Together with 10548511, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10548599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5274254 + 5274255.

It is an arithmetic number, because the mean of its divisors is an integer number (5274255).

Almost surely, 2^10548509 is an apocalyptic number.

It is an amenable number.

10548509 is a deficient number, since it is larger than the sum of its proper divisors (1).

10548509 is an equidigital number, since it uses as much as digits as its factorization.

10548509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 10548509 is about 3247.8468252059. The cubic root of 10548509 is about 219.3126550433.

The spelling of 10548509 in words is "ten million, five hundred forty-eight thousand, five hundred nine".