11013530 has 32 divisors (see below), whose sum is σ = 22006080. Its totient is φ = 3934720.

The previous prime is 11013529. The next prime is 11013539. The reversal of 11013530 is 3531011.

11013530 is a modest number, since divided by 13530 gives 110 as remainder.

It is not an unprimeable number, because it can be changed into a prime (11013539) 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, 5642 + ... + 7338.

It is an arithmetic number, because the mean of its divisors is an integer number (687690).

Almost surely, 2^11013530 is an apocalyptic number.

11013530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11013530 is a deficient number, since it is larger than the sum of its proper divisors (10992550).

11013530 is a wasteful number, since it uses less digits than its factorization.

11013530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1774.

The product of its (nonzero) digits is 45, while the sum is 14.

The square root of 11013530 is about 3318.6638877717. The cubic root of 11013530 is about 222.4891548811.

Adding to 11013530 its reverse (3531011), we get a palindrome (14544541).

The spelling of 11013530 in words is "eleven million, thirteen thousand, five hundred thirty".