11009613 has 8 divisors (see below), whose sum is σ = 14738976. Its totient is φ = 7310000.

The previous prime is 11009611. The next prime is 11009627. The reversal of 11009613 is 31690011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11009613 - 2¹ = 11009611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11009613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11009611) 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, 6558 + ... + 8063.

It is an arithmetic number, because the mean of its divisors is an integer number (1842372).

Almost surely, 2^11009613 is an apocalyptic number.

It is an amenable number.

11009613 is a deficient number, since it is larger than the sum of its proper divisors (3729363).

11009613 is a wasteful number, since it uses less digits than its factorization.

11009613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14875.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 11009613 is about 3318.0736881510. The cubic root of 11009613 is about 222.4627754079.

Adding to 11009613 its reverse (31690011), we get a palindrome (42699624).

The spelling of 11009613 in words is "eleven million, nine thousand, six hundred thirteen".