11673121 has 8 divisors (see below), whose sum is σ = 12216960. Its totient is φ = 11132352.

The previous prime is 11673097. The next prime is 11673131. The reversal of 11673121 is 12137611.

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 11673121 - 2⁵ = 11673089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11673092 and 11673101.

It is not an unprimeable number, because it can be changed into a prime (11673131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11065 + ... + 12073.

It is an arithmetic number, because the mean of its divisors is an integer number (1527120).

Almost surely, 2^11673121 is an apocalyptic number.

It is an amenable number.

11673121 is a deficient number, since it is larger than the sum of its proper divisors (543839).

11673121 is a wasteful number, since it uses less digits than its factorization.

11673121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535.

The product of its digits is 252, while the sum is 22.

The square root of 11673121 is about 3416.5949423366. The cubic root of 11673121 is about 226.8448874675.

It can be divided in two parts, 116 and 73121, that added together give a palindrome (73237).

The spelling of 11673121 in words is "eleven million, six hundred seventy-three thousand, one hundred twenty-one".