134300261 has 4 divisors (see below), whose sum is σ = 134421612. Its totient is φ = 134178912.

The previous prime is 134300249. The next prime is 134300267. The reversal of 134300261 is 162003431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13432225 + 120868036 = 3665^2 + 10994^2 .

It is a cyclic number.

It is not a de Polignac number, because 134300261 - 2²² = 130105957 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 (134300267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59000 + ... + 61233.

It is an arithmetic number, because the mean of its divisors is an integer number (33605403).

Almost surely, 2^134300261 is an apocalyptic number.

It is an amenable number.

134300261 is a deficient number, since it is larger than the sum of its proper divisors (121351).

134300261 is a wasteful number, since it uses less digits than its factorization.

134300261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121350.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 134300261 is about 11588.7989455336. The cubic root of 134300261 is about 512.1049246327.

Adding to 134300261 its reverse (162003431), we get a palindrome (296303692).

The spelling of 134300261 in words is "one hundred thirty-four million, three hundred thousand, two hundred sixty-one".