11833945 has 4 divisors (see below), whose sum is σ = 14200740. Its totient is φ = 9467152.

The previous prime is 11833931. The next prime is 11833951. The reversal of 11833945 is 54933811.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6744409 + 5089536 = 2597^2 + 2256^2 .

It is a cyclic number.

It is not a de Polignac number, because 11833945 - 2⁹ = 11833433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11833945.

It is an unprimeable number.

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, 1183390 + ... + 1183399.

It is an arithmetic number, because the mean of its divisors is an integer number (3550185).

Almost surely, 2^11833945 is an apocalyptic number.

It is an amenable number.

11833945 is a deficient number, since it is larger than the sum of its proper divisors (2366795).

11833945 is an equidigital number, since it uses as much as digits as its factorization.

11833945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2366794.

The product of its digits is 12960, while the sum is 34.

The square root of 11833945 is about 3440.0501449834. The cubic root of 11833945 is about 227.8819089395.

The spelling of 11833945 in words is "eleven million, eight hundred thirty-three thousand, nine hundred forty-five".