450455429 has 2 divisors, whose sum is σ = 450455430. Its totient is φ = 450455428.

The previous prime is 450455419. The next prime is 450455503. The reversal of 450455429 is 924554054.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 363779329 + 86676100 = 19073^2 + 9310^2 .

It is a cyclic number.

It is not a de Polignac number, because 450455429 - 2¹² = 450451333 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 450455392 and 450455401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450455419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225227714 + 225227715.

It is an arithmetic number, because the mean of its divisors is an integer number (225227715).

Almost surely, 2^450455429 is an apocalyptic number.

It is an amenable number.

450455429 is a deficient number, since it is larger than the sum of its proper divisors (1).

450455429 is an equidigital number, since it uses as much as digits as its factorization.

450455429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 38.

The square root of 450455429 is about 21223.9352854272. The cubic root of 450455429 is about 766.5678634069.

The spelling of 450455429 in words is "four hundred fifty million, four hundred fifty-five thousand, four hundred twenty-nine".