190142167 has 2 divisors, whose sum is σ = 190142168. Its totient is φ = 190142166.

The previous prime is 190142159. The next prime is 190142207. The reversal of 190142167 is 761241091.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 190142167 - 2³ = 190142159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190142137) 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, 95071083 + 95071084.

It is an arithmetic number, because the mean of its divisors is an integer number (95071084).

Almost surely, 2^190142167 is an apocalyptic number.

190142167 is a deficient number, since it is larger than the sum of its proper divisors (1).

190142167 is an equidigital number, since it uses as much as digits as its factorization.

190142167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 190142167 is about 13789.2047268869. The cubic root of 190142167 is about 575.0330587168.

The spelling of 190142167 in words is "one hundred ninety million, one hundred forty-two thousand, one hundred sixty-seven".