159126977 has 2 divisors, whose sum is σ = 159126978. Its totient is φ = 159126976.

The previous prime is 159126911. The next prime is 159126983. The reversal of 159126977 is 779621951.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127328656 + 31798321 = 11284^2 + 5639^2 .

It is an emirp because it is prime and its reverse (779621951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 159126977 - 2¹² = 159122881 is a prime.

It is not a weakly prime, because it can be changed into another prime (159126997) 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, 79563488 + 79563489.

It is an arithmetic number, because the mean of its divisors is an integer number (79563489).

Almost surely, 2^159126977 is an apocalyptic number.

It is an amenable number.

159126977 is a deficient number, since it is larger than the sum of its proper divisors (1).

159126977 is an equidigital number, since it uses as much as digits as its factorization.

159126977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238140, while the sum is 47.

The square root of 159126977 is about 12614.5541736520. The cubic root of 159126977 is about 541.8943265613.

The spelling of 159126977 in words is "one hundred fifty-nine million, one hundred twenty-six thousand, nine hundred seventy-seven".