134310314021 has 4 divisors (see below), whose sum is σ = 144641876652. Its totient is φ = 123978751392.

The previous prime is 134310313961. The next prime is 134310314023. The reversal of 134310314021 is 120413013431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 120413013431 = 643 ⋅187267517.

It can be written as a sum of positive squares in 2 ways, for example, as 90306861121 + 44003452900 = 300511^2 + 209770^2 .

It is a cyclic number.

It is not a de Polignac number, because 134310314021 - 2¹⁴ = 134310297637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134310314023) 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, 5165781296 + ... + 5165781321.

It is an arithmetic number, because the mean of its divisors is an integer number (36160469163).

Almost surely, 2^134310314021 is an apocalyptic number.

It is an amenable number.

134310314021 is a deficient number, since it is larger than the sum of its proper divisors (10331562631).

134310314021 is a wasteful number, since it uses less digits than its factorization.

134310314021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10331562630.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 134310314021 its reverse (120413013431), we get a palindrome (254723327452).

The spelling of 134310314021 in words is "one hundred thirty-four billion, three hundred ten million, three hundred fourteen thousand, twenty-one".