11500473 has 8 divisors (see below), whose sum is σ = 15828736. Its totient is φ = 7419600.

The previous prime is 11500471. The next prime is 11500507. The reversal of 11500473 is 37400511.

11500473 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 not a de Polignac number, because 11500473 - 2¹ = 11500471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11500471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61738 + ... + 61923.

It is an arithmetic number, because the mean of its divisors is an integer number (1978592).

Almost surely, 2^11500473 is an apocalyptic number.

It is an amenable number.

11500473 is a deficient number, since it is larger than the sum of its proper divisors (4328263).

11500473 is a wasteful number, since it uses less digits than its factorization.

11500473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123695.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 11500473 is about 3391.2347308908. The cubic root of 11500473 is about 225.7209663560.

Adding to 11500473 its reverse (37400511), we get a palindrome (48900984).

The spelling of 11500473 in words is "eleven million, five hundred thousand, four hundred seventy-three".