134230640311 has 4 divisors (see below), whose sum is σ = 134298469800. Its totient is φ = 134162810824.

The previous prime is 134230640303. The next prime is 134230640339. The reversal of 134230640311 is 113046032431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113046032431 = 41947 ⋅2694973.

It is a cyclic number.

It is not a de Polignac number, because 134230640311 - 2³ = 134230640303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134230640311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134230640381) 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, 33911776 + ... + 33915733.

It is an arithmetic number, because the mean of its divisors is an integer number (33574617450).

Almost surely, 2^134230640311 is an apocalyptic number.

134230640311 is a deficient number, since it is larger than the sum of its proper divisors (67829489).

134230640311 is an equidigital number, since it uses as much as digits as its factorization.

134230640311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67829488.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 134230640311 its reverse (113046032431), we get a palindrome (247276672742).

The spelling of 134230640311 in words is "one hundred thirty-four billion, two hundred thirty million, six hundred forty thousand, three hundred eleven".