450644011 has 2 divisors, whose sum is σ = 450644012. Its totient is φ = 450644010.

The previous prime is 450643967. The next prime is 450644039. The reversal of 450644011 is 110446054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450644011 - 2¹³ = 450635819 is a prime.

It is not a weakly prime, because it can be changed into another prime (450644081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225322005 + 225322006.

It is an arithmetic number, because the mean of its divisors is an integer number (225322006).

Almost surely, 2^450644011 is an apocalyptic number.

450644011 is a deficient number, since it is larger than the sum of its proper divisors (1).

450644011 is an equidigital number, since it uses as much as digits as its factorization.

450644011 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 25.

The square root of 450644011 is about 21228.3774933460. The cubic root of 450644011 is about 766.6748223665.

The spelling of 450644011 in words is "four hundred fifty million, six hundred forty-four thousand, eleven".