189006537127 has 2 divisors, whose sum is σ = 189006537128. Its totient is φ = 189006537126.

The previous prime is 189006537103. The next prime is 189006537131. The reversal of 189006537127 is 721735600981.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 189006537127 - 2²⁷ = 188872319399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189006537157) 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, 94503268563 + 94503268564.

It is an arithmetic number, because the mean of its divisors is an integer number (94503268564).

Almost surely, 2^189006537127 is an apocalyptic number.

189006537127 is a deficient number, since it is larger than the sum of its proper divisors (1).

189006537127 is an equidigital number, since it uses as much as digits as its factorization.

189006537127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 49.

The spelling of 189006537127 in words is "one hundred eighty-nine billion, six million, five hundred thirty-seven thousand, one hundred twenty-seven".