12452501 has 2 divisors, whose sum is σ = 12452502. Its totient is φ = 12452500.

The previous prime is 12452491. The next prime is 12452527. The reversal of 12452501 is 10525421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8151025 + 4301476 = 2855^2 + 2074^2 .

It is a cyclic number.

It is not a de Polignac number, because 12452501 - 2¹⁰ = 12451477 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12452101) 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, 6226250 + 6226251.

It is an arithmetic number, because the mean of its divisors is an integer number (6226251).

Almost surely, 2^12452501 is an apocalyptic number.

It is an amenable number.

12452501 is a deficient number, since it is larger than the sum of its proper divisors (1).

12452501 is an equidigital number, since it uses as much as digits as its factorization.

12452501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 12452501 is about 3528.8101394096. The cubic root of 12452501 is about 231.7851074457.

Adding to 12452501 its reverse (10525421), we get a palindrome (22977922).

It can be divided in two parts, 124 and 52501, that added together give a palindrome (52625).

The spelling of 12452501 in words is "twelve million, four hundred fifty-two thousand, five hundred one".