12359945 has 32 divisors (see below), whose sum is σ = 16934400. Its totient is φ = 8596224.

The previous prime is 12359933. The next prime is 12359953. The reversal of 12359945 is 54995321.

It is not a de Polignac number, because 12359945 - 2⁴ = 12359929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12359899 and 12359908.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 148874 + ... + 148956.

It is an arithmetic number, because the mean of its divisors is an integer number (529200).

Almost surely, 2^12359945 is an apocalyptic number.

It is an amenable number.

12359945 is a deficient number, since it is larger than the sum of its proper divisors (4574455).

12359945 is a wasteful number, since it uses less digits than its factorization.

12359945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209.

The product of its digits is 48600, while the sum is 38.

The square root of 12359945 is about 3515.6713441390. The cubic root of 12359945 is about 231.2094138658.

The spelling of 12359945 in words is "twelve million, three hundred fifty-nine thousand, nine hundred forty-five".