9708011231 has 2 divisors, whose sum is σ = 9708011232. Its totient is φ = 9708011230.

The previous prime is 9708011227. The next prime is 9708011237. The reversal of 9708011231 is 1321108079.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9708011231 - 2² = 9708011227 is a prime.

It is a super-2 number, since 2×9708011231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9708011237) 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, 4854005615 + 4854005616.

It is an arithmetic number, because the mean of its divisors is an integer number (4854005616).

Almost surely, 2^9708011231 is an apocalyptic number.

9708011231 is a deficient number, since it is larger than the sum of its proper divisors (1).

9708011231 is an equidigital number, since it uses as much as digits as its factorization.

9708011231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 9708011231 is about 98529.2404872787. The cubic root of 9708011231 is about 2133.2581984090.

The spelling of 9708011231 in words is "nine billion, seven hundred eight million, eleven thousand, two hundred thirty-one".