11606623 has 4 divisors (see below), whose sum is σ = 13264720. Its totient is φ = 9948528.

The previous prime is 11606599. The next prime is 11606627. The reversal of 11606623 is 32660611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32660611 = 313 ⋅104347.

It is a cyclic number.

It is not a de Polignac number, because 11606623 - 2⁵ = 11606591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11606627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 829038 + ... + 829051.

It is an arithmetic number, because the mean of its divisors is an integer number (3316180).

Almost surely, 2^11606623 is an apocalyptic number.

11606623 is a deficient number, since it is larger than the sum of its proper divisors (1658097).

11606623 is an equidigital number, since it uses as much as digits as its factorization.

11606623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658096.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 11606623 is about 3406.8494243215. The cubic root of 11606623 is about 226.4133128953.

The spelling of 11606623 in words is "eleven million, six hundred six thousand, six hundred twenty-three".