11477121 has 16 divisors (see below), whose sum is σ = 16189440. Its totient is φ = 7212240.

The previous prime is 11477119. The next prime is 11477177. The reversal of 11477121 is 12177411.

It is not a de Polignac number, because 11477121 - 2¹ = 11477119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11477091 and 11477100.

It is not an unprimeable number, because it can be changed into a prime (11477101) 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, 15076 + ... + 15818.

It is an arithmetic number, because the mean of its divisors is an integer number (1011840).

Almost surely, 2^11477121 is an apocalyptic number.

It is an amenable number.

11477121 is a deficient number, since it is larger than the sum of its proper divisors (4712319).

11477121 is a wasteful number, since it uses less digits than its factorization.

11477121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036.

The product of its digits is 392, while the sum is 24.

The square root of 11477121 is about 3387.7899875878. The cubic root of 11477121 is about 225.5680854645.

The spelling of 11477121 in words is "eleven million, four hundred seventy-seven thousand, one hundred twenty-one".