11609653 has 4 divisors (see below), whose sum is σ = 12665088. Its totient is φ = 10554220.

The previous prime is 11609651. The next prime is 11609659. The reversal of 11609653 is 35690611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11609653 - 2¹ = 11609651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11609651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527701 + ... + 527722.

It is an arithmetic number, because the mean of its divisors is an integer number (3166272).

Almost surely, 2^11609653 is an apocalyptic number.

It is an amenable number.

11609653 is a deficient number, since it is larger than the sum of its proper divisors (1055435).

11609653 is a wasteful number, since it uses less digits than its factorization.

11609653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055434.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 11609653 is about 3407.2940876889. The cubic root of 11609653 is about 226.4330135050.

The spelling of 11609653 in words is "eleven million, six hundred nine thousand, six hundred fifty-three".