9715073545 has 4 divisors (see below), whose sum is σ = 11658088260. Its totient is φ = 7772058832.

The previous prime is 9715073513. The next prime is 9715073579. The reversal of 9715073545 is 5453705179.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6667702336 + 3047371209 = 81656^2 + 55203^2 .

It is a cyclic number.

It is not a de Polignac number, because 9715073545 - 2⁵ = 9715073513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9715073495 and 9715073504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 971507350 + ... + 971507359.

It is an arithmetic number, because the mean of its divisors is an integer number (2914522065).

Almost surely, 2^9715073545 is an apocalyptic number.

It is an amenable number.

9715073545 is a deficient number, since it is larger than the sum of its proper divisors (1943014715).

9715073545 is a wasteful number, since it uses less digits than its factorization.

9715073545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943014714.

The product of its (nonzero) digits is 661500, while the sum is 46.

The square root of 9715073545 is about 98565.0726423919. The cubic root of 9715073545 is about 2133.7753687835.

The spelling of 9715073545 in words is "nine billion, seven hundred fifteen million, seventy-three thousand, five hundred forty-five".