451214201 has 2 divisors, whose sum is σ = 451214202. Its totient is φ = 451214200.

The previous prime is 451214191. The next prime is 451214209. The reversal of 451214201 is 102412154.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319515625 + 131698576 = 17875^2 + 11476^2 .

It is a cyclic number.

It is not a de Polignac number, because 451214201 - 2¹⁸ = 450952057 is a prime.

It is not a weakly prime, because it can be changed into another prime (451214209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225607100 + 225607101.

It is an arithmetic number, because the mean of its divisors is an integer number (225607101).

Almost surely, 2^451214201 is an apocalyptic number.

It is an amenable number.

451214201 is a deficient number, since it is larger than the sum of its proper divisors (1).

451214201 is an equidigital number, since it uses as much as digits as its factorization.

451214201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 451214201 is about 21241.8031485088. The cubic root of 451214201 is about 766.9980383741.

Adding to 451214201 its reverse (102412154), we get a palindrome (553626355).

The spelling of 451214201 in words is "four hundred fifty-one million, two hundred fourteen thousand, two hundred one".