159061380631 has 2 divisors, whose sum is σ = 159061380632. Its totient is φ = 159061380630.

The previous prime is 159061380607. The next prime is 159061380661. The reversal of 159061380631 is 136083160951.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 159061380631 - 2⁷ = 159061380503 is a prime.

It is a super-3 number, since 3×159061380631³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159061380661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79530690315 + 79530690316.

It is an arithmetic number, because the mean of its divisors is an integer number (79530690316).

Almost surely, 2^159061380631 is an apocalyptic number.

159061380631 is a deficient number, since it is larger than the sum of its proper divisors (1).

159061380631 is an equidigital number, since it uses as much as digits as its factorization.

159061380631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 159061380631 in words is "one hundred fifty-nine billion, sixty-one million, three hundred eighty thousand, six hundred thirty-one".