11455144 has 16 divisors (see below), whose sum is σ = 22742100. Its totient is φ = 5390592.

The previous prime is 11455141. The next prime is 11455153. The reversal of 11455144 is 44155411.

11455144 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 2 ways, for example, as 11303044 + 152100 = 3362^2 + 390^2 .

It is not an unprimeable number, because it can be changed into a prime (11455141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41979 + ... + 42250.

Almost surely, 2^11455144 is an apocalyptic number.

It is an amenable number.

11455144 is a deficient number, since it is larger than the sum of its proper divisors (11286956).

11455144 is a wasteful number, since it uses less digits than its factorization.

11455144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84252 (or 84248 counting only the distinct ones).

The product of its digits is 1600, while the sum is 25.

The square root of 11455144 is about 3384.5448733914. The cubic root of 11455144 is about 225.4240168908.

The spelling of 11455144 in words is "eleven million, four hundred fifty-five thousand, one hundred forty-four".