451402343 has 16 divisors (see below), whose sum is σ = 551085120. Its totient is φ = 360923136.

The previous prime is 451402327. The next prime is 451402349. The reversal of 451402343 is 343204154.

It is not a de Polignac number, because 451402343 - 2⁴ = 451402327 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 (451402349) 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 15 ways as a sum of consecutive naturals, for example, 3338 + ... + 30231.

It is an arithmetic number, because the mean of its divisors is an integer number (34442820).

Almost surely, 2^451402343 is an apocalyptic number.

451402343 is a deficient number, since it is larger than the sum of its proper divisors (99682777).

451402343 is a wasteful number, since it uses less digits than its factorization.

451402343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33706.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 451402343 is about 21246.2312658034. The cubic root of 451402343 is about 767.1046281729.

Adding to 451402343 its reverse (343204154), we get a palindrome (794606497).

The spelling of 451402343 in words is "four hundred fifty-one million, four hundred two thousand, three hundred forty-three".