449519051 has 2 divisors, whose sum is σ = 449519052. Its totient is φ = 449519050.

The previous prime is 449519047. The next prime is 449519069. The reversal of 449519051 is 150915944.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 449519051 - 2² = 449519047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 449518996 and 449519014.

It is not a weakly prime, because it can be changed into another prime (449519071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224759525 + 224759526.

It is an arithmetic number, because the mean of its divisors is an integer number (224759526).

Almost surely, 2^449519051 is an apocalyptic number.

449519051 is a deficient number, since it is larger than the sum of its proper divisors (1).

449519051 is an equidigital number, since it uses as much as digits as its factorization.

449519051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 449519051 is about 21201.8643284028. The cubic root of 449519051 is about 766.0363308126.

The spelling of 449519051 in words is "four hundred forty-nine million, five hundred nineteen thousand, fifty-one".