450497057 has 2 divisors, whose sum is σ = 450497058. Its totient is φ = 450497056.

The previous prime is 450497051. The next prime is 450497083. The reversal of 450497057 is 750794054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 399360256 + 51136801 = 19984^2 + 7151^2 .

It is a cyclic number.

It is not a de Polignac number, because 450497057 - 2⁴ = 450497041 is a prime.

It is a super-2 number, since 2×450497057² = 405895196731322498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (450497051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225248528 + 225248529.

It is an arithmetic number, because the mean of its divisors is an integer number (225248529).

Almost surely, 2^450497057 is an apocalyptic number.

It is an amenable number.

450497057 is a deficient number, since it is larger than the sum of its proper divisors (1).

450497057 is an equidigital number, since it uses as much as digits as its factorization.

450497057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 450497057 is about 21224.9159480079. The cubic root of 450497057 is about 766.5914763269.

The spelling of 450497057 in words is "four hundred fifty million, four hundred ninety-seven thousand, fifty-seven".