12450133 has 2 divisors, whose sum is σ = 12450134. Its totient is φ = 12450132.

The previous prime is 12450131. The next prime is 12450173. The reversal of 12450133 is 33105421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12439729 + 10404 = 3527^2 + 102^2 .

It is a cyclic number.

It is not a de Polignac number, because 12450133 - 2¹ = 12450131 is a prime.

Together with 12450131, it forms a pair of twin primes.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 12450133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12450131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6225066 + 6225067.

It is an arithmetic number, because the mean of its divisors is an integer number (6225067).

Almost surely, 2^12450133 is an apocalyptic number.

It is an amenable number.

12450133 is a deficient number, since it is larger than the sum of its proper divisors (1).

12450133 is an equidigital number, since it uses as much as digits as its factorization.

12450133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 12450133 is about 3528.4745995968. The cubic root of 12450133 is about 231.7704142279.

Adding to 12450133 its reverse (33105421), we get a palindrome (45555554).

The spelling of 12450133 in words is "twelve million, four hundred fifty thousand, one hundred thirty-three".