450439307 has 2 divisors, whose sum is σ = 450439308. Its totient is φ = 450439306.

The previous prime is 450439271. The next prime is 450439333. The reversal of 450439307 is 703934054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450439307 - 2¹⁶ = 450373771 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (450439387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225219653 + 225219654.

It is an arithmetic number, because the mean of its divisors is an integer number (225219654).

Almost surely, 2^450439307 is an apocalyptic number.

450439307 is a deficient number, since it is larger than the sum of its proper divisors (1).

450439307 is an equidigital number, since it uses as much as digits as its factorization.

450439307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 450439307 is about 21223.5554749905. Note that the first 3 decimals coincide. The cubic root of 450439307 is about 766.5587180296.

The spelling of 450439307 in words is "four hundred fifty million, four hundred thirty-nine thousand, three hundred seven".