134136187 has 2 divisors, whose sum is σ = 134136188. Its totient is φ = 134136186.

The previous prime is 134136151. The next prime is 134136203. The reversal of 134136187 is 781631431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134136187 - 2¹⁵ = 134103419 is a prime.

It is not a weakly prime, because it can be changed into another prime (134136127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67068093 + 67068094.

It is an arithmetic number, because the mean of its divisors is an integer number (67068094).

Almost surely, 2^134136187 is an apocalyptic number.

134136187 is a deficient number, since it is larger than the sum of its proper divisors (1).

134136187 is an equidigital number, since it uses as much as digits as its factorization.

134136187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 34.

The square root of 134136187 is about 11581.7177914159. The cubic root of 134136187 is about 511.8962942525.

It can be divided in two parts, 13413 and 6187, that added together give a square (19600 = 140²).

The spelling of 134136187 in words is "one hundred thirty-four million, one hundred thirty-six thousand, one hundred eighty-seven".