10558109 has 4 divisors (see below), whose sum is σ = 10737120. Its totient is φ = 10379100.

The previous prime is 10558099. The next prime is 10558111. The reversal of 10558109 is 90185501.

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, and also an emirpimes, since its reverse is a distinct semiprime: 90185501 = 7 ⋅12883643.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10558109 is a prime.

It is a super-3 number, since 3×10558109³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10558189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89417 + ... + 89534.

It is an arithmetic number, because the mean of its divisors is an integer number (2684280).

Almost surely, 2^10558109 is an apocalyptic number.

It is an amenable number.

10558109 is a deficient number, since it is larger than the sum of its proper divisors (179011).

10558109 is an equidigital number, since it uses as much as digits as its factorization.

10558109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179010.

The product of its (nonzero) digits is 1800, while the sum is 29.

The square root of 10558109 is about 3249.3243913158. The cubic root of 10558109 is about 219.3791656474.

The spelling of 10558109 in words is "ten million, five hundred fifty-eight thousand, one hundred nine".