11461220 has 24 divisors (see below), whose sum is σ = 24630144. Its totient is φ = 4477536.

The previous prime is 11461207. The next prime is 11461223. The reversal of 11461220 is 2216411.

11461220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11461223) 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, 5804 + ... + 7523.

It is an arithmetic number, because the mean of its divisors is an integer number (1026256).

Almost surely, 2^11461220 is an apocalyptic number.

11461220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11461220 is an abundant number, since it is smaller than the sum of its proper divisors (13168924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11461220 is a wasteful number, since it uses less digits than its factorization.

11461220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13379 (or 13377 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 11461220 is about 3385.4423640050. The cubic root of 11461220 is about 225.4638660693.

Adding to 11461220 its reverse (2216411), we get a palindrome (13677631).

The spelling of 11461220 in words is "eleven million, four hundred sixty-one thousand, two hundred twenty".