11445623 has 8 divisors (see below), whose sum is σ = 13211040. Its totient is φ = 9712800.

The previous prime is 11445593. The next prime is 11445647. The reversal of 11445623 is 32654411.

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 11445623 - 2¹⁴ = 11429239 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11445592 and 11445601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11445653) 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, 7388 + ... + 8801.

It is an arithmetic number, because the mean of its divisors is an integer number (1651380).

Almost surely, 2^11445623 is an apocalyptic number.

11445623 is a deficient number, since it is larger than the sum of its proper divisors (1765417).

11445623 is a wasteful number, since it uses less digits than its factorization.

11445623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16297.

The product of its digits is 2880, while the sum is 26.

The square root of 11445623 is about 3383.1380403407. The cubic root of 11445623 is about 225.3615454816.

The spelling of 11445623 in words is "eleven million, four hundred forty-five thousand, six hundred twenty-three".