10941509 has 4 divisors (see below), whose sum is σ = 11120940. Its totient is φ = 10762080.

The previous prime is 10941493. The next prime is 10941527. The reversal of 10941509 is 90514901.

10941509 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, and also an emirpimes, since its reverse is a distinct semiprime: 90514901 = 1459 ⋅62039.

It can be written as a sum of positive squares in 2 ways, for example, as 1809025 + 9132484 = 1345^2 + 3022^2 .

It is a cyclic number.

It is not a de Polignac number, because 10941509 - 2⁴ = 10941493 is a prime.

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 (10941559) 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, 89624 + ... + 89745.

It is an arithmetic number, because the mean of its divisors is an integer number (2780235).

Almost surely, 2^10941509 is an apocalyptic number.

It is an amenable number.

10941509 is a deficient number, since it is larger than the sum of its proper divisors (179431).

10941509 is an equidigital number, since it uses as much as digits as its factorization.

10941509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179430.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 10941509 is about 3307.7951871299. The cubic root of 10941509 is about 222.0031179391.

The spelling of 10941509 in words is "ten million, nine hundred forty-one thousand, five hundred nine".