9539197473 has 16 divisors (see below), whose sum is σ = 14031392256. Its totient is φ = 5727096960.

The previous prime is 9539197469. The next prime is 9539197483. The reversal of 9539197473 is 3747919359.

It is not a de Polignac number, because 9539197473 - 2² = 9539197469 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9539197453) 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 in 15 ways as a sum of consecutive naturals, for example, 2981265 + ... + 2984462.

It is an arithmetic number, because the mean of its divisors is an integer number (876962016).

Almost surely, 2^9539197473 is an apocalyptic number.

It is an amenable number.

9539197473 is a deficient number, since it is larger than the sum of its proper divisors (4492194783).

9539197473 is a wasteful number, since it uses less digits than its factorization.

9539197473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5965784.

The product of its digits is 6429780, while the sum is 57.

The square root of 9539197473 is about 97668.8152533858. The cubic root of 9539197473 is about 2120.8206649049.

The spelling of 9539197473 in words is "nine billion, five hundred thirty-nine million, one hundred ninety-seven thousand, four hundred seventy-three".