9634450457 has 2 divisors, whose sum is σ = 9634450458. Its totient is φ = 9634450456.

The previous prime is 9634450439. The next prime is 9634450481. The reversal of 9634450457 is 7540544369.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7844822041 + 1789628416 = 88571^2 + 42304^2 .

It is an emirp because it is prime and its reverse (7540544369) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9634450457 - 2²⁶ = 9567341593 is a prime.

It is not a weakly prime, because it can be changed into another prime (9634450057) 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, 4817225228 + 4817225229.

It is an arithmetic number, because the mean of its divisors is an integer number (4817225229).

Almost surely, 2^9634450457 is an apocalyptic number.

It is an amenable number.

9634450457 is a deficient number, since it is larger than the sum of its proper divisors (1).

9634450457 is an equidigital number, since it uses as much as digits as its factorization.

9634450457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1814400, while the sum is 47.

The square root of 9634450457 is about 98155.2365235803. The cubic root of 9634450457 is about 2127.8564000873.

The spelling of 9634450457 in words is "nine billion, six hundred thirty-four million, four hundred fifty thousand, four hundred fifty-seven".