9475720853 has 2 divisors, whose sum is σ = 9475720854. Its totient is φ = 9475720852.

The previous prime is 9475720829. The next prime is 9475720867. The reversal of 9475720853 is 3580275749.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6939389809 + 2536331044 = 83303^2 + 50362^2 .

It is a cyclic number.

It is not a de Polignac number, because 9475720853 - 2¹⁰ = 9475719829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9475720753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4737860426 + 4737860427.

It is an arithmetic number, because the mean of its divisors is an integer number (4737860427).

Almost surely, 2^9475720853 is an apocalyptic number.

It is an amenable number.

9475720853 is a deficient number, since it is larger than the sum of its proper divisors (1).

9475720853 is an equidigital number, since it uses as much as digits as its factorization.

9475720853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2116800, while the sum is 50.

The square root of 9475720853 is about 97343.3143723800. The cubic root of 9475720853 is about 2116.1060040692.

The spelling of 9475720853 in words is "nine billion, four hundred seventy-five million, seven hundred twenty thousand, eight hundred fifty-three".