11609983 has 8 divisors (see below), whose sum is σ = 14474880. Its totient is φ = 9046680.

The previous prime is 11609977. The next prime is 11609989. The reversal of 11609983 is 38990611.

It is an interprime number because it is at equal distance from previous prime (11609977) and next prime (11609989).

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 11609983 - 2⁵ = 11609951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11609989) 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, 75313 + ... + 75466.

It is an arithmetic number, because the mean of its divisors is an integer number (1809360).

Almost surely, 2^11609983 is an apocalyptic number.

11609983 is a deficient number, since it is larger than the sum of its proper divisors (2864897).

11609983 is a wasteful number, since it uses less digits than its factorization.

11609983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150797.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 11609983 is about 3407.3425128683. The cubic root of 11609983 is about 226.4351589089.

The spelling of 11609983 in words is "eleven million, six hundred nine thousand, nine hundred eighty-three".