189827106743 has 2 divisors, whose sum is σ = 189827106744. Its totient is φ = 189827106742.

The previous prime is 189827106731. The next prime is 189827106773. The reversal of 189827106743 is 347601728981.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 189827106743 - 2⁴ = 189827106727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189827106773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94913553371 + 94913553372.

It is an arithmetic number, because the mean of its divisors is an integer number (94913553372).

Almost surely, 2^189827106743 is an apocalyptic number.

189827106743 is a deficient number, since it is larger than the sum of its proper divisors (1).

189827106743 is an equidigital number, since it uses as much as digits as its factorization.

189827106743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4064256, while the sum is 56.

The spelling of 189827106743 in words is "one hundred eighty-nine billion, eight hundred twenty-seven million, one hundred six thousand, seven hundred forty-three".