134732261 has 4 divisors (see below), whose sum is σ = 134779500. Its totient is φ = 134685024.

The previous prime is 134732233. The next prime is 134732267. The reversal of 134732261 is 162237431.

It is a happy number.

134732261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 5909761 + 128822500 = 2431^2 + 11350^2 .

It is a cyclic number.

It is not a de Polignac number, because 134732261 - 2⁶ = 134732197 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 (134732267) 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, 19046 + ... + 25143.

It is an arithmetic number, because the mean of its divisors is an integer number (33694875).

Almost surely, 2^134732261 is an apocalyptic number.

It is an amenable number.

134732261 is a deficient number, since it is larger than the sum of its proper divisors (47239).

134732261 is an equidigital number, since it uses as much as digits as its factorization.

134732261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47238.

The product of its digits is 6048, while the sum is 29.

The square root of 134732261 is about 11607.4226682757. The cubic root of 134732261 is about 512.6534282651.

Adding to 134732261 its reverse (162237431), we get a palindrome (296969692).

The spelling of 134732261 in words is "one hundred thirty-four million, seven hundred thirty-two thousand, two hundred sixty-one".