11148472 has 8 divisors (see below), whose sum is σ = 20903400. Its totient is φ = 5574232.

The previous prime is 11148469. The next prime is 11148503. The reversal of 11148472 is 27484111.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11148472.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696772 + ... + 696787.

It is an arithmetic number, because the mean of its divisors is an integer number (2612925).

Almost surely, 2^11148472 is an apocalyptic number.

It is an amenable number.

11148472 is a deficient number, since it is larger than the sum of its proper divisors (9754928).

11148472 is a wasteful number, since it uses less digits than its factorization.

11148472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393565 (or 1393561 counting only the distinct ones).

The product of its digits is 1792, while the sum is 28.

The square root of 11148472 is about 3338.9327636237. The cubic root of 11148472 is about 223.3941429916.

It can be divided in two parts, 111484 and 72, that added together give a square (111556 = 334²).

The spelling of 11148472 in words is "eleven million, one hundred forty-eight thousand, four hundred seventy-two".