451211151 has 8 divisors (see below), whose sum is σ = 603187200. Its totient is φ = 300021272.

The previous prime is 451211149. The next prime is 451211213. The reversal of 451211151 is 151112154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 451211151 - 2¹ = 451211149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451211141) 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 in 7 ways as a sum of consecutive naturals, for example, 195201 + ... + 197498.

It is an arithmetic number, because the mean of its divisors is an integer number (75398400).

Almost surely, 2^451211151 is an apocalyptic number.

451211151 is a deficient number, since it is larger than the sum of its proper divisors (151976049).

451211151 is a wasteful number, since it uses less digits than its factorization.

451211151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393085.

The product of its digits is 200, while the sum is 21.

The square root of 451211151 is about 21241.7313559889. The cubic root of 451211151 is about 766.9963101858.

The spelling of 451211151 in words is "four hundred fifty-one million, two hundred eleven thousand, one hundred fifty-one".