86838611 has 2 divisors, whose sum is σ = 86838612. Its totient is φ = 86838610.

The previous prime is 86838599. The next prime is 86838643. The reversal of 86838611 is 11683868.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86838611 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (86838211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43419305 + 43419306.

It is an arithmetic number, because the mean of its divisors is an integer number (43419306).

Almost surely, 2^86838611 is an apocalyptic number.

86838611 is a deficient number, since it is larger than the sum of its proper divisors (1).

86838611 is an equidigital number, since it uses as much as digits as its factorization.

86838611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 41.

The square root of 86838611 is about 9318.7236787019. The cubic root of 86838611 is about 442.8305993357.

The spelling of 86838611 in words is "eighty-six million, eight hundred thirty-eight thousand, six hundred eleven".