450122423 has 2 divisors, whose sum is σ = 450122424. Its totient is φ = 450122422.

The previous prime is 450122411. The next prime is 450122437. The reversal of 450122423 is 324221054.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450122423 - 2⁶ = 450122359 is a prime.

It is a super-2 number, since 2×450122423² = 405220391374781858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450122473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225061211 + 225061212.

It is an arithmetic number, because the mean of its divisors is an integer number (225061212).

Almost surely, 2^450122423 is an apocalyptic number.

450122423 is a deficient number, since it is larger than the sum of its proper divisors (1).

450122423 is an equidigital number, since it uses as much as digits as its factorization.

450122423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 450122423 is about 21216.0887771521. The cubic root of 450122423 is about 766.3789178702.

Adding to 450122423 its reverse (324221054), we get a palindrome (774343477).

The spelling of 450122423 in words is "four hundred fifty million, one hundred twenty-two thousand, four hundred twenty-three".