449412851 has 2 divisors, whose sum is σ = 449412852. Its totient is φ = 449412850.

The previous prime is 449412839. The next prime is 449412857. The reversal of 449412851 is 158214944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449412851 - 2⁶ = 449412787 is a prime.

It is not a weakly prime, because it can be changed into another prime (449412857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224706425 + 224706426.

It is an arithmetic number, because the mean of its divisors is an integer number (224706426).

Almost surely, 2^449412851 is an apocalyptic number.

449412851 is a deficient number, since it is larger than the sum of its proper divisors (1).

449412851 is an equidigital number, since it uses as much as digits as its factorization.

449412851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 38.

The square root of 449412851 is about 21199.3596837263. The cubic root of 449412851 is about 765.9760000616.

The spelling of 449412851 in words is "four hundred forty-nine million, four hundred twelve thousand, eight hundred fifty-one".