9706531 has 2 divisors, whose sum is σ = 9706532. Its totient is φ = 9706530.

The previous prime is 9706523. The next prime is 9706553. The reversal of 9706531 is 1356079.

It is a weak prime.

It is an emirp because it is prime and its reverse (1356079) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9706531 - 2³ = 9706523 is a prime.

It is a super-2 number, since 2×9706531² = 188433488107922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9706493 and 9706502.

It is not a weakly prime, because it can be changed into another prime (9706831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4853265 + 4853266.

It is an arithmetic number, because the mean of its divisors is an integer number (4853266).

Almost surely, 2^9706531 is an apocalyptic number.

9706531 is a deficient number, since it is larger than the sum of its proper divisors (1).

9706531 is an equidigital number, since it uses as much as digits as its factorization.

9706531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 9706531 is about 3115.5306129133. The cubic root of 9706531 is about 213.3149769904.

The spelling of 9706531 in words is "nine million, seven hundred six thousand, five hundred thirty-one".