11801673 has 16 divisors (see below), whose sum is σ = 18829440. Its totient is φ = 7262352.

The previous prime is 11801663. The next prime is 11801693. The reversal of 11801673 is 37610811.

11801673 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11801673 - 2¹⁸ = 11539529 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11801623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16461 + ... + 17162.

It is an arithmetic number, because the mean of its divisors is an integer number (1176840).

Almost surely, 2^11801673 is an apocalyptic number.

11801673 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11801673 is a deficient number, since it is larger than the sum of its proper divisors (7027767).

11801673 is a wasteful number, since it uses less digits than its factorization.

11801673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33645 (or 33639 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 11801673 is about 3435.3563133975. The cubic root of 11801673 is about 227.6745703538.

It can be divided in two parts, 118016 and 73, that multiplied together give a palindrome (8615168).

The spelling of 11801673 in words is "eleven million, eight hundred one thousand, six hundred seventy-three".