4029161 has 2 divisors, whose sum is σ = 4029162. Its totient is φ = 4029160.

The previous prime is 4029131. The next prime is 4029199. The reversal of 4029161 is 1619204.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3115225 + 913936 = 1765^2 + 956^2 .

It is a cyclic number.

It is not a de Polignac number, because 4029161 - 2⁶ = 4029097 is a prime.

It is not a weakly prime, because it can be changed into another prime (4029131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2014580 + 2014581.

It is an arithmetic number, because the mean of its divisors is an integer number (2014581).

Almost surely, 2^4029161 is an apocalyptic number.

It is an amenable number.

4029161 is a deficient number, since it is larger than the sum of its proper divisors (1).

4029161 is an equidigital number, since it uses as much as digits as its factorization.

4029161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 4029161 is about 2007.2770112767. The cubic root of 4029161 is about 159.1249232503.

The spelling of 4029161 in words is "four million, twenty-nine thousand, one hundred sixty-one".