4256159 has 2 divisors, whose sum is σ = 4256160. Its totient is φ = 4256158.

The previous prime is 4256141. The next prime is 4256167. The reversal of 4256159 is 9516524.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4256159 - 2¹² = 4252063 is a prime.

It is a super-2 number, since 2×4256159² = 36229778866562, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4256459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2128079 + 2128080.

It is an arithmetic number, because the mean of its divisors is an integer number (2128080).

Almost surely, 2^4256159 is an apocalyptic number.

4256159 is a deficient number, since it is larger than the sum of its proper divisors (1).

4256159 is an equidigital number, since it uses as much as digits as its factorization.

4256159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 32.

The square root of 4256159 is about 2063.0460489286. The cubic root of 4256159 is about 162.0587984501.

The spelling of 4256159 in words is "four million, two hundred fifty-six thousand, one hundred fifty-nine".