189101126 has 8 divisors (see below), whose sum is σ = 284235600. Its totient is φ = 94355928.

The previous prime is 189101123. The next prime is 189101137. The reversal of 189101126 is 621101981.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189101123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96101 + ... + 98048.

It is an arithmetic number, because the mean of its divisors is an integer number (35529450).

Almost surely, 2^189101126 is an apocalyptic number.

189101126 is a deficient number, since it is larger than the sum of its proper divisors (95134474).

189101126 is a wasteful number, since it uses less digits than its factorization.

189101126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194638.

The product of its (nonzero) digits is 864, while the sum is 29.

The square root of 189101126 is about 13751.4045100855. The cubic root of 189101126 is about 573.9816895340.

The spelling of 189101126 in words is "one hundred eighty-nine million, one hundred one thousand, one hundred twenty-six".