11478145 has 32 divisors (see below), whose sum is σ = 16920576. Its totient is φ = 7296000.

The previous prime is 11478143. The next prime is 11478149. The reversal of 11478145 is 54187411.

It is not a de Polignac number, because 11478145 - 2¹ = 11478143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11478143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60000 + ... + 60190.

It is an arithmetic number, because the mean of its divisors is an integer number (528768).

Almost surely, 2^11478145 is an apocalyptic number.

It is an amenable number.

11478145 is a deficient number, since it is larger than the sum of its proper divisors (5442431).

11478145 is a wasteful number, since it uses less digits than its factorization.

11478145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321.

The product of its digits is 4480, while the sum is 31.

The square root of 11478145 is about 3387.9411151908. The cubic root of 11478145 is about 225.5747937337.

The spelling of 11478145 in words is "eleven million, four hundred seventy-eight thousand, one hundred forty-five".