9491279359 has 2 divisors, whose sum is σ = 9491279360. Its totient is φ = 9491279358.

The previous prime is 9491279327. The next prime is 9491279411. The reversal of 9491279359 is 9539721949.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9491279359 - 2⁵ = 9491279327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9491279159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4745639679 + 4745639680.

It is an arithmetic number, because the mean of its divisors is an integer number (4745639680).

Almost surely, 2^9491279359 is an apocalyptic number.

9491279359 is a deficient number, since it is larger than the sum of its proper divisors (1).

9491279359 is an equidigital number, since it uses as much as digits as its factorization.

9491279359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5511240, while the sum is 58.

The square root of 9491279359 is about 97423.1972324867. The cubic root of 9491279359 is about 2117.2635393997.

The spelling of 9491279359 in words is "nine billion, four hundred ninety-one million, two hundred seventy-nine thousand, three hundred fifty-nine".