4638332159 has 2 divisors, whose sum is σ = 4638332160. Its totient is φ = 4638332158.

The previous prime is 4638332119. The next prime is 4638332177. The reversal of 4638332159 is 9512338364.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4638332159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4638332119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2319166079 + 2319166080.

It is an arithmetic number, because the mean of its divisors is an integer number (2319166080).

Almost surely, 2^4638332159 is an apocalyptic number.

4638332159 is a deficient number, since it is larger than the sum of its proper divisors (1).

4638332159 is an equidigital number, since it uses as much as digits as its factorization.

4638332159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 44.

The square root of 4638332159 is about 68105.3019889054. The cubic root of 4638332159 is about 1667.7103165317.

The spelling of 4638332159 in words is "four billion, six hundred thirty-eight million, three hundred thirty-two thousand, one hundred fifty-nine".