449512303 has 2 divisors, whose sum is σ = 449512304. Its totient is φ = 449512302.

The previous prime is 449512237. The next prime is 449512333. The reversal of 449512303 is 303215944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449512303 - 2⁹ = 449511791 is a prime.

It is a super-2 number, since 2×449512303² = 404122621096727618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449512333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224756151 + 224756152.

It is an arithmetic number, because the mean of its divisors is an integer number (224756152).

Almost surely, 2^449512303 is an apocalyptic number.

449512303 is a deficient number, since it is larger than the sum of its proper divisors (1).

449512303 is an equidigital number, since it uses as much as digits as its factorization.

449512303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 449512303 is about 21201.7051908567. The cubic root of 449512303 is about 766.0324976498.

The spelling of 449512303 in words is "four hundred forty-nine million, five hundred twelve thousand, three hundred three".