959509163 has 2 divisors, whose sum is σ = 959509164. Its totient is φ = 959509162.

The previous prime is 959509151. The next prime is 959509171. The reversal of 959509163 is 361905959.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 959509163 - 2¹² = 959505067 is a prime.

It is not a weakly prime, because it can be changed into another prime (959509363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479754581 + 479754582.

It is an arithmetic number, because the mean of its divisors is an integer number (479754582).

Almost surely, 2^959509163 is an apocalyptic number.

959509163 is a deficient number, since it is larger than the sum of its proper divisors (1).

959509163 is an equidigital number, since it uses as much as digits as its factorization.

959509163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 328050, while the sum is 47.

The square root of 959509163 is about 30975.9449089128. The cubic root of 959509163 is about 986.3166749404.

The spelling of 959509163 in words is "nine hundred fifty-nine million, five hundred nine thousand, one hundred sixty-three".