11155448 has 8 divisors (see below), whose sum is σ = 20916480. Its totient is φ = 5577720.

The previous prime is 11155423. The next prime is 11155453. The reversal of 11155448 is 84455111.

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 11155448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697208 + ... + 697223.

It is an arithmetic number, because the mean of its divisors is an integer number (2614560).

Almost surely, 2^11155448 is an apocalyptic number.

It is an amenable number.

11155448 is a deficient number, since it is larger than the sum of its proper divisors (9761032).

11155448 is a wasteful number, since it uses less digits than its factorization.

11155448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394437 (or 1394433 counting only the distinct ones).

The product of its digits is 3200, while the sum is 29.

The square root of 11155448 is about 3339.9772454315. The cubic root of 11155448 is about 223.4407285269.

The spelling of 11155448 in words is "eleven million, one hundred fifty-five thousand, four hundred forty-eight".