1449465817 has 2 divisors, whose sum is σ = 1449465818. Its totient is φ = 1449465816.

The previous prime is 1449465793. The next prime is 1449465827. The reversal of 1449465817 is 7185649441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1291611721 + 157854096 = 35939^2 + 12564^2 .

It is a cyclic number.

It is not a de Polignac number, because 1449465817 - 2²⁷ = 1315248089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1449465827) 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, 724732908 + 724732909.

It is an arithmetic number, because the mean of its divisors is an integer number (724732909).

Almost surely, 2^1449465817 is an apocalyptic number.

It is an amenable number.

1449465817 is a deficient number, since it is larger than the sum of its proper divisors (1).

1449465817 is an equidigital number, since it uses as much as digits as its factorization.

1449465817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 49.

The square root of 1449465817 is about 38071.8507167697. The cubic root of 1449465817 is about 1131.7121867837.

The spelling of 1449465817 in words is "one billion, four hundred forty-nine million, four hundred sixty-five thousand, eight hundred seventeen".