3941765161 has 8 divisors (see below), whose sum is σ = 4074292800. Its totient is φ = 3811428240.

The previous prime is 3941765153. The next prime is 3941765183. The reversal of 3941765161 is 1615671493.

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 3941765161 - 2³ = 3941765153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3941760161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544021 + ... + 551218.

It is an arithmetic number, because the mean of its divisors is an integer number (509286600).

Almost surely, 2^3941765161 is an apocalyptic number.

It is an amenable number.

3941765161 is a deficient number, since it is larger than the sum of its proper divisors (132527639).

3941765161 is a wasteful number, since it uses less digits than its factorization.

3941765161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095359.

The product of its digits is 136080, while the sum is 43.

The square root of 3941765161 is about 62783.4784079379. The cubic root of 3941765161 is about 1579.6598585482.

The spelling of 3941765161 in words is "three billion, nine hundred forty-one million, seven hundred sixty-five thousand, one hundred sixty-one".