134681259 has 16 divisors (see below), whose sum is σ = 190808352. Its totient is φ = 84208128.

The previous prime is 134681257. The next prime is 134681317. The reversal of 134681259 is 952186431.

It is not a de Polignac number, because 134681259 - 2¹ = 134681257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134681251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10437 + ... + 19449.

It is an arithmetic number, because the mean of its divisors is an integer number (11925522).

Almost surely, 2^134681259 is an apocalyptic number.

134681259 is a deficient number, since it is larger than the sum of its proper divisors (56127093).

134681259 is a wasteful number, since it uses less digits than its factorization.

134681259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9326.

The product of its digits is 51840, while the sum is 39.

The square root of 134681259 is about 11605.2255040564. The cubic root of 134681259 is about 512.5887329209.

It can be divided in two parts, 134681 and 259, that added together give a triangular number (134940 = T₅₁₉).

The spelling of 134681259 in words is "one hundred thirty-four million, six hundred eighty-one thousand, two hundred fifty-nine".