9504745091 has 16 divisors (see below), whose sum is σ = 9891987840. Its totient is φ = 9125675520.

The previous prime is 9504745013. The next prime is 9504745097. The reversal of 9504745091 is 1905474059.

It is a de Polignac number, because none of the positive numbers 2^k-9504745091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9504745097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1022135 + ... + 1031391.

It is an arithmetic number, because the mean of its divisors is an integer number (618249240).

Almost surely, 2^9504745091 is an apocalyptic number.

9504745091 is a deficient number, since it is larger than the sum of its proper divisors (387242749).

9504745091 is a wasteful number, since it uses less digits than its factorization.

9504745091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9694.

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 9504745091 is about 97492.2822124911. The cubic root of 9504745091 is about 2118.2643539321.

The spelling of 9504745091 in words is "nine billion, five hundred four million, seven hundred forty-five thousand, ninety-one".