11506433 has 8 divisors (see below), whose sum is σ = 12214152. Its totient is φ = 10802176.

The previous prime is 11506427. The next prime is 11506447. The reversal of 11506433 is 33460511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 169744 + 11336689 = 412^2 + 3367^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11506433 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11506399 and 11506408.

It is not an unprimeable number, because it can be changed into a prime (11506423) 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 7 ways as a sum of consecutive naturals, for example, 9941 + ... + 11037.

It is an arithmetic number, because the mean of its divisors is an integer number (1526769).

Almost surely, 2^11506433 is an apocalyptic number.

It is an amenable number.

11506433 is a deficient number, since it is larger than the sum of its proper divisors (707719).

11506433 is a wasteful number, since it uses less digits than its factorization.

11506433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 11506433 is about 3392.1133530588. The cubic root of 11506433 is about 225.7599521331.

Adding to 11506433 its reverse (33460511), we get a palindrome (44966944).

The spelling of 11506433 in words is "eleven million, five hundred six thousand, four hundred thirty-three".