86804611 has 2 divisors, whose sum is σ = 86804612. Its totient is φ = 86804610.

The previous prime is 86804593. The next prime is 86804623. The reversal of 86804611 is 11640868.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86804611 - 2⁵ = 86804579 is a prime.

It is a super-2 number, since 2×86804611² = 15070080981722642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (86804651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43402305 + 43402306.

It is an arithmetic number, because the mean of its divisors is an integer number (43402306).

Almost surely, 2^86804611 is an apocalyptic number.

86804611 is a deficient number, since it is larger than the sum of its proper divisors (1).

86804611 is an equidigital number, since it uses as much as digits as its factorization.

86804611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 86804611 is about 9316.8992159409. The cubic root of 86804611 is about 442.7727978362.

The spelling of 86804611 in words is "eighty-six million, eight hundred four thousand, six hundred eleven".