86477543 has 2 divisors, whose sum is σ = 86477544. Its totient is φ = 86477542.

The previous prime is 86477533. The next prime is 86477561. The reversal of 86477543 is 34577468.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86477543 - 2²² = 82283239 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 86477494 and 86477503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86477533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43238771 + 43238772.

It is an arithmetic number, because the mean of its divisors is an integer number (43238772).

Almost surely, 2^86477543 is an apocalyptic number.

86477543 is a deficient number, since it is larger than the sum of its proper divisors (1).

86477543 is an equidigital number, since it uses as much as digits as its factorization.

86477543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 44.

The square root of 86477543 is about 9299.3302447004. The cubic root of 86477543 is about 442.2159953160.

The spelling of 86477543 in words is "eighty-six million, four hundred seventy-seven thousand, five hundred forty-three".