4195967161 has 2 divisors, whose sum is σ = 4195967162. Its totient is φ = 4195967160.

The previous prime is 4195967147. The next prime is 4195967227. The reversal of 4195967161 is 1617695914.

4195967161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2836201536 + 1359765625 = 53256^2 + 36875^2 .

It is a cyclic number.

It is not a de Polignac number, because 4195967161 - 2¹¹ = 4195965113 is a prime.

It is a super-2 number, since 2×4195967161² = 35212280832380799842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4195967131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2097983580 + 2097983581.

It is an arithmetic number, because the mean of its divisors is an integer number (2097983581).

Almost surely, 2^4195967161 is an apocalyptic number.

It is an amenable number.

4195967161 is a deficient number, since it is larger than the sum of its proper divisors (1).

4195967161 is an equidigital number, since it uses as much as digits as its factorization.

4195967161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 49.

The square root of 4195967161 is about 64776.2854831921. The cubic root of 4195967161 is about 1612.9120760519.

The spelling of 4195967161 in words is "four billion, one hundred ninety-five million, nine hundred sixty-seven thousand, one hundred sixty-one".