461583497 has 2 divisors, whose sum is σ = 461583498. Its totient is φ = 461583496.

The previous prime is 461583469. The next prime is 461583533. The reversal of 461583497 is 794385164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 449270416 + 12313081 = 21196^2 + 3509^2 .

It is a cyclic number.

It is not a de Polignac number, because 461583497 - 2¹² = 461579401 is a prime.

It is not a weakly prime, because it can be changed into another prime (461583467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230791748 + 230791749.

It is an arithmetic number, because the mean of its divisors is an integer number (230791749).

Almost surely, 2^461583497 is an apocalyptic number.

It is an amenable number.

461583497 is a deficient number, since it is larger than the sum of its proper divisors (1).

461583497 is an equidigital number, since it uses as much as digits as its factorization.

461583497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 47.

The square root of 461583497 is about 21484.4943389413. The cubic root of 461583497 is about 772.8290248757.

The spelling of 461583497 in words is "four hundred sixty-one million, five hundred eighty-three thousand, four hundred ninety-seven".