9161765013 has 8 divisors (see below), whose sum is σ = 12362863968. Its totient is φ = 6034254704.

The previous prime is 9161764981. The next prime is 9161765047. The reversal of 9161765013 is 3105671619.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9161765013 - 2⁵ = 9161764981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9161765713) 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 7 ways as a sum of consecutive naturals, for example, 18396870 + ... + 18397367.

It is an arithmetic number, because the mean of its divisors is an integer number (1545357996).

Almost surely, 2^9161765013 is an apocalyptic number.

It is an amenable number.

9161765013 is a deficient number, since it is larger than the sum of its proper divisors (3201098955).

9161765013 is a wasteful number, since it uses less digits than its factorization.

9161765013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36794323.

The product of its (nonzero) digits is 34020, while the sum is 39.

The square root of 9161765013 is about 95717.1093013156. The cubic root of 9161765013 is about 2092.4722933829.

The spelling of 9161765013 in words is "nine billion, one hundred sixty-one million, seven hundred sixty-five thousand, thirteen".