11028765 has 16 divisors (see below), whose sum is σ = 19250496. Its totient is φ = 5347200.

The previous prime is 11028763. The next prime is 11028821. The reversal of 11028765 is 56782011.

It is not a de Polignac number, because 11028765 - 2¹ = 11028763 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11028763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33256 + ... + 33585.

It is an arithmetic number, because the mean of its divisors is an integer number (1203156).

Almost surely, 2^11028765 is an apocalyptic number.

11028765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11028765 is a deficient number, since it is larger than the sum of its proper divisors (8221731).

11028765 is a wasteful number, since it uses less digits than its factorization.

11028765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66860.

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 11028765 is about 3320.9584459912. The cubic root of 11028765 is about 222.5916972546.

The spelling of 11028765 in words is "eleven million, twenty-eight thousand, seven hundred sixty-five".