12651371 has 2 divisors, whose sum is σ = 12651372. Its totient is φ = 12651370.

The previous prime is 12651323. The next prime is 12651377. The reversal of 12651371 is 17315621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12651371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12651371.

It is not a weakly prime, because it can be changed into another prime (12651377) by changing a digit.

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 as a sum of consecutive naturals, namely, 6325685 + 6325686.

It is an arithmetic number, because the mean of its divisors is an integer number (6325686).

Almost surely, 2^12651371 is an apocalyptic number.

12651371 is a deficient number, since it is larger than the sum of its proper divisors (1).

12651371 is an equidigital number, since it uses as much as digits as its factorization.

12651371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260, while the sum is 26.

The square root of 12651371 is about 3556.8765792476. The cubic root of 12651371 is about 233.0124880485.

Adding to 12651371 its reverse (17315621), we get a palindrome (29966992).

It can be divided in two parts, 126 and 51371, that multiplied together give a palindrome (6472746).

The spelling of 12651371 in words is "twelve million, six hundred fifty-one thousand, three hundred seventy-one".