451211141 has 2 divisors, whose sum is σ = 451211142. Its totient is φ = 451211140.

The previous prime is 451211119. The next prime is 451211149. The reversal of 451211141 is 141112154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 293608225 + 157602916 = 17135^2 + 12554^2 .

It is a cyclic number.

It is not a de Polignac number, because 451211141 - 2¹⁸ = 450948997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451211149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225605570 + 225605571.

It is an arithmetic number, because the mean of its divisors is an integer number (225605571).

Almost surely, 2^451211141 is an apocalyptic number.

It is an amenable number.

451211141 is a deficient number, since it is larger than the sum of its proper divisors (1).

451211141 is an equidigital number, since it uses as much as digits as its factorization.

451211141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 160, while the sum is 20.

The square root of 451211141 is about 21241.7311206031. The cubic root of 451211141 is about 766.9963045196.

Adding to 451211141 its reverse (141112154), we get a palindrome (592323295).

The spelling of 451211141 in words is "four hundred fifty-one million, two hundred eleven thousand, one hundred forty-one".