959297081 has 2 divisors, whose sum is σ = 959297082. Its totient is φ = 959297080.

The previous prime is 959297071. The next prime is 959297083. The reversal of 959297081 is 180792959.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 925133056 + 34164025 = 30416^2 + 5845^2 .

It is a cyclic number.

It is not a de Polignac number, because 959297081 - 2¹⁴ = 959280697 is a prime.

It is a super-2 number, since 2×959297081² = 1840501779230241122, which contains 22 as substring.

Together with 959297083, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (959297083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479648540 + 479648541.

It is an arithmetic number, because the mean of its divisors is an integer number (479648541).

Almost surely, 2^959297081 is an apocalyptic number.

It is an amenable number.

959297081 is a deficient number, since it is larger than the sum of its proper divisors (1).

959297081 is an equidigital number, since it uses as much as digits as its factorization.

959297081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 50.

The square root of 959297081 is about 30972.5213858995. The cubic root of 959297081 is about 986.2440004818.

The spelling of 959297081 in words is "nine hundred fifty-nine million, two hundred ninety-seven thousand, eighty-one".