11545967 has 4 divisors (see below), whose sum is σ = 11579400. Its totient is φ = 11512536.

The previous prime is 11545943. The next prime is 11545979. The reversal of 11545967 is 76954511.

11545967 is digitally balanced in base 3, 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 11545967 - 2¹⁶ = 11480431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11545967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11545927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16193 + ... + 16890.

It is an arithmetic number, because the mean of its divisors is an integer number (2894850).

Almost surely, 2^11545967 is an apocalyptic number.

11545967 is a deficient number, since it is larger than the sum of its proper divisors (33433).

11545967 is an equidigital number, since it uses as much as digits as its factorization.

11545967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33432.

The product of its digits is 37800, while the sum is 38.

The square root of 11545967 is about 3397.9356968607. The cubic root of 11545967 is about 226.0182132188.

The spelling of 11545967 in words is "eleven million, five hundred forty-five thousand, nine hundred sixty-seven".