86118401 has 2 divisors, whose sum is σ = 86118402. Its totient is φ = 86118400.

The previous prime is 86118343. The next prime is 86118407. The reversal of 86118401 is 10481168.

It is a Cunningham number, because it is equal to 9280²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86118400 + 1 = 9280^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 86118401 - 2¹⁰ = 86117377 is a prime.

It is not a weakly prime, because it can be changed into another prime (86118407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43059200 + 43059201.

It is an arithmetic number, because the mean of its divisors is an integer number (43059201).

Almost surely, 2^86118401 is an apocalyptic number.

It is an amenable number.

86118401 is a deficient number, since it is larger than the sum of its proper divisors (1).

86118401 is an equidigital number, since it uses as much as digits as its factorization.

86118401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 29.

The square root of 86118401 is about 9280.0000538793. Note that the first 4 decimals coincide. The cubic root of 86118401 is about 441.6029702534.

Adding to 86118401 its reverse (10481168), we get a palindrome (96599569).

The spelling of 86118401 in words is "eighty-six million, one hundred eighteen thousand, four hundred one".