4155659 has 2 divisors, whose sum is σ = 4155660. Its totient is φ = 4155658.

The previous prime is 4155653. The next prime is 4155673. The reversal of 4155659 is 9565514.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4155659 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4155653) 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, 2077829 + 2077830.

It is an arithmetic number, because the mean of its divisors is an integer number (2077830).

Almost surely, 2^4155659 is an apocalyptic number.

4155659 is a deficient number, since it is larger than the sum of its proper divisors (1).

4155659 is an equidigital number, since it uses as much as digits as its factorization.

4155659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27000, while the sum is 35.

The square root of 4155659 is about 2038.5433524946. The cubic root of 4155659 is about 160.7730686603.

The spelling of 4155659 in words is "four million, one hundred fifty-five thousand, six hundred fifty-nine".