11025128 has 8 divisors (see below), whose sum is σ = 20672130. Its totient is φ = 5512560.

The previous prime is 11025121. The next prime is 11025137. The reversal of 11025128 is 82152011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10099684 + 925444 = 3178^2 + 962^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11025121) by changing a digit.

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, 689063 + ... + 689078.

Almost surely, 2^11025128 is an apocalyptic number.

It is an amenable number.

11025128 is a deficient number, since it is larger than the sum of its proper divisors (9647002).

11025128 is a wasteful number, since it uses less digits than its factorization.

11025128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378147 (or 1378143 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 20.

The square root of 11025128 is about 3320.4108179561. The cubic root of 11025128 is about 222.5672262460.

Adding to 11025128 its reverse (82152011), we get a palindrome (93177139).

The spelling of 11025128 in words is "eleven million, twenty-five thousand, one hundred twenty-eight".