134830313 has 4 divisors (see below), whose sum is σ = 137040708. Its totient is φ = 132619920.

The previous prime is 134830303. The next prime is 134830337. The reversal of 134830313 is 313038431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313038431 = 6827 ⋅45853.

It can be written as a sum of positive squares in 2 ways, for example, as 6416089 + 128414224 = 2533^2 + 11332^2 .

It is a cyclic number.

It is not a de Polignac number, because 134830313 - 2²⁰ = 133781737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134830303) 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 3 ways as a sum of consecutive naturals, for example, 1105106 + ... + 1105227.

It is an arithmetic number, because the mean of its divisors is an integer number (34260177).

Almost surely, 2^134830313 is an apocalyptic number.

It is an amenable number.

134830313 is a deficient number, since it is larger than the sum of its proper divisors (2210395).

134830313 is an equidigital number, since it uses as much as digits as its factorization.

134830313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210394.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 134830313 is about 11611.6455767475. The cubic root of 134830313 is about 512.7777600437. Note that the first 4 decimals are identical.

Adding to 134830313 its reverse (313038431), we get a palindrome (447868744).

The spelling of 134830313 in words is "one hundred thirty-four million, eight hundred thirty thousand, three hundred thirteen".