159811007 has 2 divisors, whose sum is σ = 159811008. Its totient is φ = 159811006.

The previous prime is 159810997. The next prime is 159811009. The reversal of 159811007 is 700118951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 159811007 - 2⁸ = 159810751 is a prime.

Together with 159811009, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159811009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79905503 + 79905504.

It is an arithmetic number, because the mean of its divisors is an integer number (79905504).

Almost surely, 2^159811007 is an apocalyptic number.

159811007 is a deficient number, since it is larger than the sum of its proper divisors (1).

159811007 is an equidigital number, since it uses as much as digits as its factorization.

159811007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 32.

The square root of 159811007 is about 12641.6378290157. The cubic root of 159811007 is about 542.6696866315.

Adding to 159811007 its reverse (700118951), we get a palindrome (859929958).

The spelling of 159811007 in words is "one hundred fifty-nine million, eight hundred eleven thousand, seven".