134316121 has 2 divisors, whose sum is σ = 134316122. Its totient is φ = 134316120.

The previous prime is 134316109. The next prime is 134316157. The reversal of 134316121 is 121613431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129140496 + 5175625 = 11364^2 + 2275^2 .

It is an emirp because it is prime and its reverse (121613431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134316121 - 2¹⁵ = 134283353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134316092 and 134316101.

It is not a weakly prime, because it can be changed into another prime (134316101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67158060 + 67158061.

It is an arithmetic number, because the mean of its divisors is an integer number (67158061).

Almost surely, 2^134316121 is an apocalyptic number.

It is an amenable number.

134316121 is a deficient number, since it is larger than the sum of its proper divisors (1).

134316121 is an equidigital number, since it uses as much as digits as its factorization.

134316121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 22.

The square root of 134316121 is about 11589.4832067698. The cubic root of 134316121 is about 512.1250826089.

Adding to 134316121 its reverse (121613431), we get a palindrome (255929552).

It can be divided in two parts, 13 and 4316121, that added together give a palindrome (4316134).

The spelling of 134316121 in words is "one hundred thirty-four million, three hundred sixteen thousand, one hundred twenty-one".