10543009 has 9 divisors (see below), whose sum is σ = 11258611. Its totient is φ = 9870880.

The previous prime is 10542997. The next prime is 10543033. The reversal of 10543009 is 90034501.

The square root of 10543009 is 3247.

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

10543009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8208225 + 2334784 = 2865^2 + 1528^2 .

It is a de Polignac number, because none of the positive numbers 2^k-10543009 is a prime.

It is a super-2 number, since 2×10543009² = 222310077548162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10543909) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 55104 + ... + 55294.

Almost surely, 2^10543009 is an apocalyptic number.

10543009 is the 3247-th square number.

10543009 is the 1624-th centered octagonal number.

It is an amenable number.

10543009 is a deficient number, since it is larger than the sum of its proper divisors (715602).

10543009 is an frugal number, since it uses more digits than its factorization.

10543009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416 (or 208 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The cubic root of 10543009 is about 219.2745318260.

The spelling of 10543009 in words is "ten million, five hundred forty-three thousand, nine".