450648101 has 2 divisors, whose sum is σ = 450648102. Its totient is φ = 450648100.

The previous prime is 450648071. The next prime is 450648167. The reversal of 450648101 is 101846054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 428076100 + 22572001 = 20690^2 + 4751^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450648101 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450648301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225324050 + 225324051.

It is an arithmetic number, because the mean of its divisors is an integer number (225324051).

Almost surely, 2^450648101 is an apocalyptic number.

It is an amenable number.

450648101 is a deficient number, since it is larger than the sum of its proper divisors (1).

450648101 is an equidigital number, since it uses as much as digits as its factorization.

450648101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 450648101 is about 21228.4738264436. The cubic root of 450648101 is about 766.6771417808.

The spelling of 450648101 in words is "four hundred fifty million, six hundred forty-eight thousand, one hundred one".