11028577 has 12 divisors (see below), whose sum is σ = 12913236. Its totient is φ = 9391200.

The previous prime is 11028551. The next prime is 11028593. The reversal of 11028577 is 77582011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4064256 + 6964321 = 2016^2 + 2639^2 .

It is not a de Polignac number, because 11028577 - 2⁷ = 11028449 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11028547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7827 + ... + 9127.

It is an arithmetic number, because the mean of its divisors is an integer number (1076103).

Almost surely, 2^11028577 is an apocalyptic number.

It is an amenable number.

11028577 is a deficient number, since it is larger than the sum of its proper divisors (1884659).

11028577 is a wasteful number, since it uses less digits than its factorization.

11028577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488 (or 1481 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 31.

The square root of 11028577 is about 3320.9301407889. The cubic root of 11028577 is about 222.5904324567.

The spelling of 11028577 in words is "eleven million, twenty-eight thousand, five hundred seventy-seven".