12245017 has 4 divisors (see below), whose sum is σ = 12291840. Its totient is φ = 12198196.

The previous prime is 12244997. The next prime is 12245021. The reversal of 12245017 is 71054221.

It is a happy number.

12245017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 71054221 = 7 ⋅10150603.

It is a cyclic number.

It is not a de Polignac number, because 12245017 - 2⁷ = 12244889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12245617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23017 + ... + 23542.

It is an arithmetic number, because the mean of its divisors is an integer number (3072960).

Almost surely, 2^12245017 is an apocalyptic number.

It is an amenable number.

12245017 is a deficient number, since it is larger than the sum of its proper divisors (46823).

12245017 is an equidigital number, since it uses as much as digits as its factorization.

12245017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46822.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 12245017 is about 3499.2880704509. The cubic root of 12245017 is about 230.4905534875.

Adding to 12245017 its reverse (71054221), we get a palindrome (83299238).

It can be divided in two parts, 1224 and 5017, that added together give a square (6241 = 79²).

The spelling of 12245017 in words is "twelve million, two hundred forty-five thousand, seventeen".