134532121 has 2 divisors, whose sum is σ = 134532122. Its totient is φ = 134532120.

The previous prime is 134532107. The next prime is 134532137. The reversal of 134532121 is 121235431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131331600 + 3200521 = 11460^2 + 1789^2 .

It is an emirp because it is prime and its reverse (121235431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134532121 - 2¹³ = 134523929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134532092 and 134532101.

It is not a weakly prime, because it can be changed into another prime (134532821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67266060 + 67266061.

It is an arithmetic number, because the mean of its divisors is an integer number (67266061).

Almost surely, 2^134532121 is an apocalyptic number.

It is an amenable number.

134532121 is a deficient number, since it is larger than the sum of its proper divisors (1).

134532121 is an equidigital number, since it uses as much as digits as its factorization.

134532121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 22.

The square root of 134532121 is about 11598.7982567161. The cubic root of 134532121 is about 512.3994596352.

Adding to 134532121 its reverse (121235431), we get a palindrome (255767552).

The spelling of 134532121 in words is "one hundred thirty-four million, five hundred thirty-two thousand, one hundred twenty-one".