451382007 has 4 divisors (see below), whose sum is σ = 601842680. Its totient is φ = 300921336.

The previous prime is 451381991. The next prime is 451382017. The reversal of 451382007 is 700283154.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 451382007 - 2⁴ = 451381991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451382017) 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 3 ways as a sum of consecutive naturals, for example, 75230332 + ... + 75230337.

It is an arithmetic number, because the mean of its divisors is an integer number (150460670).

Almost surely, 2^451382007 is an apocalyptic number.

451382007 is a deficient number, since it is larger than the sum of its proper divisors (150460673).

451382007 is a wasteful number, since it uses less digits than its factorization.

451382007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150460672.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 451382007 is about 21245.7526814185. The cubic root of 451382007 is about 767.0931084617.

The spelling of 451382007 in words is "four hundred fifty-one million, three hundred eighty-two thousand, seven".