12451 has 2 divisors, whose sum is σ = 12452. Its totient is φ = 12450.

The previous prime is 12437. The next prime is 12457. The reversal of 12451 is 15421.

12451 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12451 - 2⁷ = 12323 is a prime.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (12457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6225 + 6226.

It is an arithmetic number, because the mean of its divisors is an integer number (6226).

2¹²⁴⁵¹ is an apocalyptic number.

12451 is a deficient number, since it is larger than the sum of its proper divisors (1).

12451 is an equidigital number, since it uses as much as digits as its factorization.

12451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40, while the sum is 13.

The square root of 12451 is about 111.5840490393. The cubic root of 12451 is about 23.1775794098.

Adding to 12451 its reverse (15421), we get a palindrome (27872).

The spelling of 12451 in words is "twelve thousand, four hundred fifty-one".