11013507 has 6 divisors (see below), whose sum is σ = 15908412. Its totient is φ = 7342332.

The previous prime is 11013503. The next prime is 11013517. The reversal of 11013507 is 70531011.

It is a happy number.

It is not a de Polignac number, because 11013507 - 2² = 11013503 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11013507.

It is not an unprimeable number, because it can be changed into a prime (11013503) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 611853 + ... + 611870.

It is an arithmetic number, because the mean of its divisors is an integer number (2651402).

Almost surely, 2^11013507 is an apocalyptic number.

11013507 is a deficient number, since it is larger than the sum of its proper divisors (4894905).

11013507 is a wasteful number, since it uses less digits than its factorization.

11013507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223729 (or 1223726 counting only the distinct ones).

The product of its (nonzero) digits is 105, while the sum is 18.

The square root of 11013507 is about 3318.6604225199. The cubic root of 11013507 is about 222.4890000033.

Adding to 11013507 its reverse (70531011), we get a palindrome (81544518).

The spelling of 11013507 in words is "eleven million, thirteen thousand, five hundred seven".