4078159 has 2 divisors, whose sum is σ = 4078160. Its totient is φ = 4078158.

The previous prime is 4078133. The next prime is 4078187. The reversal of 4078159 is 9518704.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4078159 - 2⁷ = 4078031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4078259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2039079 + 2039080.

It is an arithmetic number, because the mean of its divisors is an integer number (2039080).

Almost surely, 2^4078159 is an apocalyptic number.

4078159 is a deficient number, since it is larger than the sum of its proper divisors (1).

4078159 is an equidigital number, since it uses as much as digits as its factorization.

4078159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 4078159 is about 2019.4452208466. The cubic root of 4078159 is about 159.7673572098.

The spelling of 4078159 in words is "four million, seventy-eight thousand, one hundred fifty-nine".