11935923 has 4 divisors (see below), whose sum is σ = 15914568. Its totient is φ = 7957280.

The previous prime is 11935901. The next prime is 11935939. The reversal of 11935923 is 32953911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32953911 = 3 ⋅10984637.

It is a cyclic number.

It is not a de Polignac number, because 11935923 - 2¹⁰ = 11934899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11935993) 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, 1989318 + ... + 1989323.

It is an arithmetic number, because the mean of its divisors is an integer number (3978642).

Almost surely, 2^11935923 is an apocalyptic number.

11935923 is a deficient number, since it is larger than the sum of its proper divisors (3978645).

11935923 is an equidigital number, since it uses as much as digits as its factorization.

11935923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978644.

The product of its digits is 7290, while the sum is 33.

The square root of 11935923 is about 3454.8405173032. The cubic root of 11935923 is about 228.5346218449.

The spelling of 11935923 in words is "eleven million, nine hundred thirty-five thousand, nine hundred twenty-three".