134422121 has 4 divisors (see below), whose sum is σ = 134445312. Its totient is φ = 134398932.

The previous prime is 134422109. The next prime is 134422139. The reversal of 134422121 is 121224431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134422121 is a prime.

It is a super-2 number, since 2×134422121² = 36138613228277282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134422093 and 134422102.

It is not an unprimeable number, because it can be changed into a prime (134422181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5576 + ... + 17318.

It is an arithmetic number, because the mean of its divisors is an integer number (33611328).

Almost surely, 2^134422121 is an apocalyptic number.

It is an amenable number.

134422121 is a deficient number, since it is larger than the sum of its proper divisors (23191).

134422121 is a wasteful number, since it uses less digits than its factorization.

134422121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23190.

The product of its digits is 384, while the sum is 20.

The square root of 134422121 is about 11594.0554164624. The cubic root of 134422121 is about 512.2597673221.

Adding to 134422121 its reverse (121224431), we get a palindrome (255646552).

The spelling of 134422121 in words is "one hundred thirty-four million, four hundred twenty-two thousand, one hundred twenty-one".