86947734743 has 2 divisors, whose sum is σ = 86947734744. Its totient is φ = 86947734742.

The previous prime is 86947734719. The next prime is 86947734751. The reversal of 86947734743 is 34743774968.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86947734743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86947734043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43473867371 + 43473867372.

It is an arithmetic number, because the mean of its divisors is an integer number (43473867372).

Almost surely, 2^86947734743 is an apocalyptic number.

86947734743 is a deficient number, since it is larger than the sum of its proper divisors (1).

86947734743 is an equidigital number, since it uses as much as digits as its factorization.

86947734743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 85349376, while the sum is 62.

The spelling of 86947734743 in words is "eighty-six billion, nine hundred forty-seven million, seven hundred thirty-four thousand, seven hundred forty-three".