959958859 has 2 divisors, whose sum is σ = 959958860. Its totient is φ = 959958858.

The previous prime is 959958847. The next prime is 959958877. The reversal of 959958859 is 958859959.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 959958859 - 2⁷ = 959958731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 959958794 and 959958803.

It is not a weakly prime, because it can be changed into another prime (959958809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479979429 + 479979430.

It is an arithmetic number, because the mean of its divisors is an integer number (479979430).

Almost surely, 2^959958859 is an apocalyptic number.

959958859 is a deficient number, since it is larger than the sum of its proper divisors (1).

959958859 is an equidigital number, since it uses as much as digits as its factorization.

959958859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488000, while the sum is 67.

The square root of 959958859 is about 30983.2028525135. The cubic root of 959958859 is about 986.4707375266.

The spelling of 959958859 in words is "nine hundred fifty-nine million, nine hundred fifty-eight thousand, eight hundred fifty-nine".