108606534493 has 2 divisors, whose sum is σ = 108606534494. Its totient is φ = 108606534492.

The previous prime is 108606534479. The next prime is 108606534511. The reversal of 108606534493 is 394435606801.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104392317604 + 4214216889 = 323098^2 + 64917^2 .

It is a cyclic number.

It is not a de Polignac number, because 108606534493 - 2¹⁷ = 108606403421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108606534433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54303267246 + 54303267247.

It is an arithmetic number, because the mean of its divisors is an integer number (54303267247).

Almost surely, 2^108606534493 is an apocalyptic number.

It is an amenable number.

108606534493 is a deficient number, since it is larger than the sum of its proper divisors (1).

108606534493 is an equidigital number, since it uses as much as digits as its factorization.

108606534493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 108606534493 in words is "one hundred eight billion, six hundred six million, five hundred thirty-four thousand, four hundred ninety-three".