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167134189 is a prime number
BaseRepresentation
bin10011111011001…
…00001111101101
3102122111022000011
421331210033231
5320241243224
624330133221
74066421455
oct1175441755
9378438004
10167134189
1186385432
1247b81211
132881aa91
14182a8d65
15ea16394
hex9f643ed

167134189 has 2 divisors, whose sum is σ = 167134190. Its totient is φ = 167134188.

The previous prime is 167134111. The next prime is 167134229. The reversal of 167134189 is 981431761.

It is an a-pointer prime, because the next prime (167134229) can be obtained adding 167134189 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83722500 + 83411689 = 9150^2 + 9133^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-167134189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167134789) 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, 83567094 + 83567095.

It is an arithmetic number, because the mean of its divisors is an integer number (83567095).

Almost surely, 2167134189 is an apocalyptic number.

It is an amenable number.

167134189 is a deficient number, since it is larger than the sum of its proper divisors (1).

167134189 is an equidigital number, since it uses as much as digits as its factorization.

167134189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 40.

The square root of 167134189 is about 12928.0388690629. The cubic root of 167134189 is about 550.8353026576.

It can be divided in two parts, 16713 and 4189, that added together give a palindrome (20902).

The spelling of 167134189 in words is "one hundred sixty-seven million, one hundred thirty-four thousand, one hundred eighty-nine".