134709261 has 8 divisors (see below), whose sum is σ = 180818400. Its totient is φ = 89203152.

The previous prime is 134709257. The next prime is 134709283. The reversal of 134709261 is 162907431.

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

It is not a de Polignac number, because 134709261 - 2² = 134709257 is a prime.

It is a super-3 number, since 3×134709261³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134709251) 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, 150235 + ... + 151128.

It is an arithmetic number, because the mean of its divisors is an integer number (22602300).

Almost surely, 2^134709261 is an apocalyptic number.

It is an amenable number.

134709261 is a deficient number, since it is larger than the sum of its proper divisors (46109139).

134709261 is a wasteful number, since it uses less digits than its factorization.

134709261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301515.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 134709261 is about 11606.4318806427. The cubic root of 134709261 is about 512.6242550991.

The spelling of 134709261 in words is "one hundred thirty-four million, seven hundred nine thousand, two hundred sixty-one".