3912365161 has 2 divisors, whose sum is σ = 3912365162. Its totient is φ = 3912365160.

The previous prime is 3912365143. The next prime is 3912365167. The reversal of 3912365161 is 1615632193.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2085657561 + 1826707600 = 45669^2 + 42740^2 .

It is a cyclic number.

It is not a de Polignac number, because 3912365161 - 2⁵ = 3912365129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3912365161.

It is not a weakly prime, because it can be changed into another prime (3912365167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1956182580 + 1956182581.

It is an arithmetic number, because the mean of its divisors is an integer number (1956182581).

Almost surely, 2^3912365161 is an apocalyptic number.

It is an amenable number.

3912365161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3912365161 is an equidigital number, since it uses as much as digits as its factorization.

3912365161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 37.

The square root of 3912365161 is about 62548.9021566326. The cubic root of 3912365161 is about 1575.7227100306.

The spelling of 3912365161 in words is "three billion, nine hundred twelve million, three hundred sixty-five thousand, one hundred sixty-one".