4155169 has 2 divisors, whose sum is σ = 4155170. Its totient is φ = 4155168.

The previous prime is 4155161. The next prime is 4155187. The reversal of 4155169 is 9615514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2560000 + 1595169 = 1600^2 + 1263^2 .

It is a cyclic number.

It is not a de Polignac number, because 4155169 - 2³ = 4155161 is a prime.

It is a super-2 number, since 2×4155169² = 34530858837122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4155169.

It is not a weakly prime, because it can be changed into another prime (4155161) 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 as a sum of consecutive naturals, namely, 2077584 + 2077585.

It is an arithmetic number, because the mean of its divisors is an integer number (2077585).

Almost surely, 2^4155169 is an apocalyptic number.

It is an amenable number.

4155169 is a deficient number, since it is larger than the sum of its proper divisors (1).

4155169 is an equidigital number, since it uses as much as digits as its factorization.

4155169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 31.

The square root of 4155169 is about 2038.4231650960. The cubic root of 4155169 is about 160.7667494139.

The spelling of 4155169 in words is "four million, one hundred fifty-five thousand, one hundred sixty-nine".