9475542961 has 2 divisors, whose sum is σ = 9475542962. Its totient is φ = 9475542960.

The previous prime is 9475542931. The next prime is 9475543003. The reversal of 9475542961 is 1692455749.

9475542961 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9231558561 + 243984400 = 96081^2 + 15620^2 .

It is an emirp because it is prime and its reverse (1692455749) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9475542961 - 2⁹ = 9475542449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9475542899 and 9475542908.

It is not a weakly prime, because it can be changed into another prime (9475542931) 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, 4737771480 + 4737771481.

It is an arithmetic number, because the mean of its divisors is an integer number (4737771481).

Almost surely, 2^9475542961 is an apocalyptic number.

It is an amenable number.

9475542961 is a deficient number, since it is larger than the sum of its proper divisors (1).

9475542961 is an equidigital number, since it uses as much as digits as its factorization.

9475542961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 52.

The square root of 9475542961 is about 97342.4006330232. The cubic root of 9475542961 is about 2116.0927617808.

The spelling of 9475542961 in words is "nine billion, four hundred seventy-five million, five hundred forty-two thousand, nine hundred sixty-one".