159230138957 has 2 divisors, whose sum is σ = 159230138958. Its totient is φ = 159230138956.

The previous prime is 159230138933. The next prime is 159230138981. The reversal of 159230138957 is 759831032951.

It is a balanced prime because it is at equal distance from previous prime (159230138933) and next prime (159230138981).

It can be written as a sum of positive squares in only one way, i.e., 155818878121 + 3411260836 = 394739^2 + 58406^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159230138957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 159230138899 and 159230138908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159230138927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79615069478 + 79615069479.

It is an arithmetic number, because the mean of its divisors is an integer number (79615069479).

Almost surely, 2^159230138957 is an apocalyptic number.

It is an amenable number.

159230138957 is a deficient number, since it is larger than the sum of its proper divisors (1).

159230138957 is an equidigital number, since it uses as much as digits as its factorization.

159230138957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2041200, while the sum is 53.

The spelling of 159230138957 in words is "one hundred fifty-nine billion, two hundred thirty million, one hundred thirty-eight thousand, nine hundred fifty-seven".