11122472 has 8 divisors (see below), whose sum is σ = 20854650. Its totient is φ = 5561232.

The previous prime is 11122451. The next prime is 11122481. The reversal of 11122472 is 27422111.

11122472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10982596 + 139876 = 3314^2 + 374^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695147 + ... + 695162.

Almost surely, 2^11122472 is an apocalyptic number.

It is an amenable number.

11122472 is a deficient number, since it is larger than the sum of its proper divisors (9732178).

11122472 is a wasteful number, since it uses less digits than its factorization.

11122472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390315 (or 1390311 counting only the distinct ones).

The product of its digits is 224, while the sum is 20.

The square root of 11122472 is about 3335.0370312787. The cubic root of 11122472 is about 223.2203443213.

Adding to 11122472 its reverse (27422111), we get a palindrome (38544583).

The spelling of 11122472 in words is "eleven million, one hundred twenty-two thousand, four hundred seventy-two".