86540411 has 2 divisors, whose sum is σ = 86540412. Its totient is φ = 86540410.

The previous prime is 86540369. The next prime is 86540417. The reversal of 86540411 is 11404568.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86540411 - 2⁶ = 86540347 is a prime.

It is a super-3 number, since 3×86540411³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (86540417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43270205 + 43270206.

It is an arithmetic number, because the mean of its divisors is an integer number (43270206).

Almost surely, 2^86540411 is an apocalyptic number.

86540411 is a deficient number, since it is larger than the sum of its proper divisors (1).

86540411 is an equidigital number, since it uses as much as digits as its factorization.

86540411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 86540411 is about 9302.7098740098. The cubic root of 86540411 is about 442.3231310336.

Adding to 86540411 its reverse (11404568), we get a palindrome (97944979).

The spelling of 86540411 in words is "eighty-six million, five hundred forty thousand, four hundred eleven".