9161723373 has 64 divisors (see below), whose sum is σ = 14360371200. Its totient is φ = 5136730560.

The previous prime is 9161723359. The next prime is 9161723399. The reversal of 9161723373 is 3733271619.

It is not a de Polignac number, because 9161723373 - 2⁹ = 9161722861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9161723323) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6177090 + ... + 6178572.

It is an arithmetic number, because the mean of its divisors is an integer number (224380800).

Almost surely, 2^9161723373 is an apocalyptic number.

It is an amenable number.

9161723373 is a deficient number, since it is larger than the sum of its proper divisors (5198647827).

9161723373 is a wasteful number, since it uses less digits than its factorization.

9161723373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742.

The product of its digits is 142884, while the sum is 42.

The square root of 9161723373 is about 95716.8917850972. The cubic root of 9161723373 is about 2092.4691232995.

The spelling of 9161723373 in words is "nine billion, one hundred sixty-one million, seven hundred twenty-three thousand, three hundred seventy-three".