86261743 has 2 divisors, whose sum is σ = 86261744. Its totient is φ = 86261742.

The previous prime is 86261731. The next prime is 86261761. The reversal of 86261743 is 34716268.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86261743 - 2¹³ = 86253551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86261713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43130871 + 43130872.

It is an arithmetic number, because the mean of its divisors is an integer number (43130872).

Almost surely, 2^86261743 is an apocalyptic number.

86261743 is a deficient number, since it is larger than the sum of its proper divisors (1).

86261743 is an equidigital number, since it uses as much as digits as its factorization.

86261743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 86261743 is about 9287.7200108530. The cubic root of 86261743 is about 441.8478469351.

The spelling of 86261743 in words is "eighty-six million, two hundred sixty-one thousand, seven hundred forty-three".