485635691 has 2 divisors, whose sum is σ = 485635692. Its totient is φ = 485635690.

The previous prime is 485635643. The next prime is 485635699. The reversal of 485635691 is 196536584.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 485635691 - 2²⁶ = 418526827 is a prime.

It is not a weakly prime, because it can be changed into another prime (485635699) 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, 242817845 + 242817846.

It is an arithmetic number, because the mean of its divisors is an integer number (242817846).

Almost surely, 2^485635691 is an apocalyptic number.

485635691 is a deficient number, since it is larger than the sum of its proper divisors (1).

485635691 is an equidigital number, since it uses as much as digits as its factorization.

485635691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 47.

The square root of 485635691 is about 22037.1434401104. The cubic root of 485635691 is about 786.0259165464.

The spelling of 485635691 in words is "four hundred eighty-five million, six hundred thirty-five thousand, six hundred ninety-one".