86523347 has 2 divisors, whose sum is σ = 86523348. Its totient is φ = 86523346.

The previous prime is 86523343. The next prime is 86523361. The reversal of 86523347 is 74332568.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86523347 - 2² = 86523343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86523347.

It is not a weakly prime, because it can be changed into another prime (86523341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43261673 + 43261674.

It is an arithmetic number, because the mean of its divisors is an integer number (43261674).

Almost surely, 2^86523347 is an apocalyptic number.

86523347 is a deficient number, since it is larger than the sum of its proper divisors (1).

86523347 is an equidigital number, since it uses as much as digits as its factorization.

86523347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 38.

The square root of 86523347 is about 9301.7926766833. The cubic root of 86523347 is about 442.2940567627.

The spelling of 86523347 in words is "eighty-six million, five hundred twenty-three thousand, three hundred forty-seven".