189150127 has 8 divisors (see below), whose sum is σ = 197150720. Its totient is φ = 181268280.

The previous prime is 189150121. The next prime is 189150193. The reversal of 189150127 is 721051981.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 189150127 - 2³ = 189150119 is a prime.

It is a super-2 number, since 2×189150127² = 71555541088232258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 189150092 and 189150101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189150121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26427 + ... + 32812.

It is an arithmetic number, because the mean of its divisors is an integer number (24643840).

Almost surely, 2^189150127 is an apocalyptic number.

189150127 is a deficient number, since it is larger than the sum of its proper divisors (8000593).

189150127 is a wasteful number, since it uses less digits than its factorization.

189150127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59373.

The product of its (nonzero) digits is 5040, while the sum is 34.

The square root of 189150127 is about 13753.1860672355. The cubic root of 189150127 is about 574.0312630934.

The spelling of 189150127 in words is "one hundred eighty-nine million, one hundred fifty thousand, one hundred twenty-seven".