11928673 has 4 divisors (see below), whose sum is σ = 12206128. Its totient is φ = 11651220.

The previous prime is 11928649. The next prime is 11928691. The reversal of 11928673 is 37682911.

11928673 is nontrivially palindromic in base 14.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11928673 - 2⁵ = 11928641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11928073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138663 + ... + 138748.

It is an arithmetic number, because the mean of its divisors is an integer number (3051532).

Almost surely, 2^11928673 is an apocalyptic number.

It is an amenable number.

11928673 is a deficient number, since it is larger than the sum of its proper divisors (277455).

11928673 is an equidigital number, since it uses as much as digits as its factorization.

11928673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277454.

The product of its digits is 18144, while the sum is 37.

The square root of 11928673 is about 3453.7911054376. The cubic root of 11928673 is about 228.4883410619.

The spelling of 11928673 in words is "eleven million, nine hundred twenty-eight thousand, six hundred seventy-three".