11969433 has 24 divisors (see below), whose sum is σ = 19854848. Its totient is φ = 6806592.

The previous prime is 11969423. The next prime is 11969459. The reversal of 11969433 is 33496911.

It is not a de Polignac number, because 11969433 - 2⁵ = 11969401 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 (11969413) 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 23 ways as a sum of consecutive naturals, for example, 19416 + ... + 20022.

Almost surely, 2^11969433 is an apocalyptic number.

It is an amenable number.

11969433 is a deficient number, since it is larger than the sum of its proper divisors (7885415).

11969433 is a wasteful number, since it uses less digits than its factorization.

11969433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933 (or 930 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 11969433 is about 3459.6868355387. The cubic root of 11969433 is about 228.7482916651.

The spelling of 11969433 in words is "eleven million, nine hundred sixty-nine thousand, four hundred thirty-three".