134275261 has 8 divisors (see below), whose sum is σ = 141482880. Its totient is φ = 127081728.

The previous prime is 134275259. The next prime is 134275343. The reversal of 134275261 is 162572431.

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

It is not a de Polignac number, because 134275261 - 2¹ = 134275259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134275201) 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, 20220 + ... + 26026.

It is an arithmetic number, because the mean of its divisors is an integer number (17685360).

Almost surely, 2^134275261 is an apocalyptic number.

It is an amenable number.

134275261 is a deficient number, since it is larger than the sum of its proper divisors (7207619).

134275261 is a wasteful number, since it uses less digits than its factorization.

134275261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7043.

The product of its digits is 10080, while the sum is 31.

The square root of 134275261 is about 11587.7202675936. The cubic root of 134275261 is about 512.0731465421.

The spelling of 134275261 in words is "one hundred thirty-four million, two hundred seventy-five thousand, two hundred sixty-one".