11012560 has 40 divisors (see below), whose sum is σ = 27576360. Its totient is φ = 4065792.

The previous prime is 11012557. The next prime is 11012567. The reversal of 11012560 is 6521011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 69696 + 10942864 = 264^2 + 3308^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4255 + ... + 6334.

It is an arithmetic number, because the mean of its divisors is an integer number (689409).

Almost surely, 2^11012560 is an apocalyptic number.

11012560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11012560 is an abundant number, since it is smaller than the sum of its proper divisors (16563800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11012560 is a wasteful number, since it uses less digits than its factorization.

11012560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10615 (or 10609 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 11012560 is about 3318.5177414020. The cubic root of 11012560 is about 222.4826228907.

Adding to 11012560 its reverse (6521011), we get a palindrome (17533571).

The spelling of 11012560 in words is "eleven million, twelve thousand, five hundred sixty".