134330313121 has 3 divisors (see below), whose sum is σ = 134330679633. Its totient is φ = 134329946610.

The previous prime is 134330313107. The next prime is 134330313163. The reversal of 134330313121 is 121313033431.

The square root of 134330313121 is 366511.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 134330313121 - 2¹³ = 134330304929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134330313191) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 183256 + ... + 549766.

It is an arithmetic number, because the mean of its divisors is an integer number (44776893211).

Almost surely, 2^134330313121 is an apocalyptic number.

134330313121 is the 366511-st square number.

134330313121 is the 183256-th centered octagonal number.

It is an amenable number.

134330313121 is a deficient number, since it is larger than the sum of its proper divisors (366512).

134330313121 is an frugal number, since it uses more digits than its factorization.

134330313121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733022 (or 366511 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Multiplying 134330313121 by its sum of digits (25), we get a square (3358257828025 = 1832555²).

Adding to 134330313121 its reverse (121313033431), we get a palindrome (255643346552).

The spelling of 134330313121 in words is "one hundred thirty-four billion, three hundred thirty million, three hundred thirteen thousand, one hundred twenty-one".