12601172 has 6 divisors (see below), whose sum is σ = 22052058. Its totient is φ = 6300584.

The previous prime is 12601153. The next prime is 12601181. The reversal of 12601172 is 27110621.

It can be written as a sum of positive squares in only one way, i.e., 12292036 + 309136 = 3506^2 + 556^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1575143 + ... + 1575150.

It is an arithmetic number, because the mean of its divisors is an integer number (3675343).

Almost surely, 2^12601172 is an apocalyptic number.

It is an amenable number.

12601172 is a deficient number, since it is larger than the sum of its proper divisors (9450886).

12601172 is a wasteful number, since it uses less digits than its factorization.

12601172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3150297 (or 3150295 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 12601172 is about 3549.8129528188. The cubic root of 12601172 is about 232.7038917496.

Adding to 12601172 its reverse (27110621), we get a palindrome (39711793).

The spelling of 12601172 in words is "twelve million, six hundred one thousand, one hundred seventy-two".