11850128 has 20 divisors (see below), whose sum is σ = 23190108. Its totient is φ = 5865600.

The previous prime is 11850127. The next prime is 11850133. The reversal of 11850128 is 82105811.

It can be written as a sum of positive squares in 2 ways, for example, as 5234944 + 6615184 = 2288^2 + 2572^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 11850097 and 11850106.

It is not an unprimeable number, because it can be changed into a prime (11850121) 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, 2051 + ... + 5282.

Almost surely, 2^11850128 is an apocalyptic number.

It is an amenable number.

11850128 is a deficient number, since it is larger than the sum of its proper divisors (11339980).

11850128 is a wasteful number, since it uses less digits than its factorization.

11850128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7442 (or 7436 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 26.

The square root of 11850128 is about 3442.4014873341. The cubic root of 11850128 is about 227.9857383097.

Adding to 11850128 its reverse (82105811), we get a palindrome (93955939).

The spelling of 11850128 in words is "eleven million, eight hundred fifty thousand, one hundred twenty-eight".