450106691 has 2 divisors, whose sum is σ = 450106692. Its totient is φ = 450106690.

The previous prime is 450106681. The next prime is 450106703. The reversal of 450106691 is 196601054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450106691 - 2¹⁸ = 449844547 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (450106681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225053345 + 225053346.

It is an arithmetic number, because the mean of its divisors is an integer number (225053346).

Almost surely, 2^450106691 is an apocalyptic number.

450106691 is a deficient number, since it is larger than the sum of its proper divisors (1).

450106691 is an equidigital number, since it uses as much as digits as its factorization.

450106691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 450106691 is about 21215.7180175454. The cubic root of 450106691 is about 766.3699893262.

The spelling of 450106691 in words is "four hundred fifty million, one hundred six thousand, six hundred ninety-one".