449157607 has 2 divisors, whose sum is σ = 449157608. Its totient is φ = 449157606.

The previous prime is 449157557. The next prime is 449157637. The reversal of 449157607 is 706751944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449157607 - 2⁷ = 449157479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449157637) 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, 224578803 + 224578804.

It is an arithmetic number, because the mean of its divisors is an integer number (224578804).

Almost surely, 2^449157607 is an apocalyptic number.

449157607 is a deficient number, since it is larger than the sum of its proper divisors (1).

449157607 is an equidigital number, since it uses as much as digits as its factorization.

449157607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 449157607 is about 21193.3387412177. The cubic root of 449157607 is about 765.8309605930.

The spelling of 449157607 in words is "four hundred forty-nine million, one hundred fifty-seven thousand, six hundred seven".