449602121 has 2 divisors, whose sum is σ = 449602122. Its totient is φ = 449602120.

The previous prime is 449602117. The next prime is 449602151. The reversal of 449602121 is 121206944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 397603600 + 51998521 = 19940^2 + 7211^2 .

It is a cyclic number.

It is not a de Polignac number, because 449602121 - 2² = 449602117 is a prime.

It is a Chen prime.

It is equal to p_23833046 and since 449602121 and 23833046 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (449602151) 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, 224801060 + 224801061.

It is an arithmetic number, because the mean of its divisors is an integer number (224801061).

Almost surely, 2^449602121 is an apocalyptic number.

It is an amenable number.

449602121 is a deficient number, since it is larger than the sum of its proper divisors (1).

449602121 is an equidigital number, since it uses as much as digits as its factorization.

449602121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 449602121 is about 21203.8232637418. The cubic root of 449602121 is about 766.0835151076.

The spelling of 449602121 in words is "four hundred forty-nine million, six hundred two thousand, one hundred twenty-one".