449769097 has 2 divisors, whose sum is σ = 449769098. Its totient is φ = 449769096.

The previous prime is 449769079. The next prime is 449769107. The reversal of 449769097 is 790967944.

It is a happy number.

Together with previous prime (449769079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 282946041 + 166823056 = 16821^2 + 12916^2 .

It is a cyclic number.

It is not a de Polignac number, because 449769097 - 2¹¹ = 449767049 is a prime.

It is not a weakly prime, because it can be changed into another prime (449769037) 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, 224884548 + 224884549.

It is an arithmetic number, because the mean of its divisors is an integer number (224884549).

Almost surely, 2^449769097 is an apocalyptic number.

It is an amenable number.

449769097 is a deficient number, since it is larger than the sum of its proper divisors (1).

449769097 is an equidigital number, since it uses as much as digits as its factorization.

449769097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3429216, while the sum is 55.

The square root of 449769097 is about 21207.7603013614. The cubic root of 449769097 is about 766.1783409715.

The spelling of 449769097 in words is "four hundred forty-nine million, seven hundred sixty-nine thousand, ninety-seven".