12752251 has 2 divisors, whose sum is σ = 12752252. Its totient is φ = 12752250.

The previous prime is 12752231. The next prime is 12752273. The reversal of 12752251 is 15225721.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12752251 is a prime.

It is not a weakly prime, because it can be changed into another prime (12752231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6376125 + 6376126.

It is an arithmetic number, because the mean of its divisors is an integer number (6376126).

Almost surely, 2^12752251 is an apocalyptic number.

12752251 is a deficient number, since it is larger than the sum of its proper divisors (1).

12752251 is an equidigital number, since it uses as much as digits as its factorization.

12752251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1400, while the sum is 25.

The square root of 12752251 is about 3571.0294034074. The cubic root of 12752251 is about 233.6301838597.

Adding to 12752251 its reverse (15225721), we get a palindrome (27977972).

The spelling of 12752251 in words is "twelve million, seven hundred fifty-two thousand, two hundred fifty-one".