134252313321 has 24 divisors (see below), whose sum is σ = 208400018304. Its totient is φ = 76652261280.

The previous prime is 134252313287. The next prime is 134252313361. The reversal of 134252313321 is 123313252431.

It is not a de Polignac number, because 134252313321 - 2⁶ = 134252313257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134252313361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 198145 + ... + 554766.

It is an arithmetic number, because the mean of its divisors is an integer number (8683334096).

Almost surely, 2^134252313321 is an apocalyptic number.

It is an amenable number.

134252313321 is a deficient number, since it is larger than the sum of its proper divisors (74147704983).

134252313321 is a wasteful number, since it uses less digits than its factorization.

134252313321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754141 (or 754134 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

Adding to 134252313321 its reverse (123313252431), we get a palindrome (257565565752).

The spelling of 134252313321 in words is "one hundred thirty-four billion, two hundred fifty-two million, three hundred thirteen thousand, three hundred twenty-one".