11538433 has 8 divisors (see below), whose sum is σ = 12456000. Its totient is φ = 10655568.

The previous prime is 11538421. The next prime is 11538437. The reversal of 11538433 is 33483511.

11538433 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11538433 - 2²¹ = 9441281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11538437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7983 + ... + 9316.

It is an arithmetic number, because the mean of its divisors is an integer number (1557000).

It is a Proth number, since it is equal to 2817 ⋅ 2¹² + 1 and 2817 < 2¹².

Almost surely, 2^11538433 is an apocalyptic number.

It is an amenable number.

11538433 is a deficient number, since it is larger than the sum of its proper divisors (917567).

11538433 is a wasteful number, since it uses less digits than its factorization.

11538433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17351.

The product of its digits is 4320, while the sum is 28.

The square root of 11538433 is about 3396.8269016834. The cubic root of 11538433 is about 225.9690418868.

The spelling of 11538433 in words is "eleven million, five hundred thirty-eight thousand, four hundred thirty-three".