134733121 has 4 divisors (see below), whose sum is σ = 135486000. Its totient is φ = 133980244.

The previous prime is 134733113. The next prime is 134733133. The reversal of 134733121 is 121337431.

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.

It is a cyclic number.

It is not a de Polignac number, because 134733121 - 2³ = 134733113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134793121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376171 + ... + 376528.

It is an arithmetic number, because the mean of its divisors is an integer number (33871500).

Almost surely, 2^134733121 is an apocalyptic number.

It is an amenable number.

134733121 is a deficient number, since it is larger than the sum of its proper divisors (752879).

134733121 is an equidigital number, since it uses as much as digits as its factorization.

134733121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752878.

The product of its digits is 1512, while the sum is 25.

The square root of 134733121 is about 11607.4597134774. The cubic root of 134733121 is about 512.6545190235.

The spelling of 134733121 in words is "one hundred thirty-four million, seven hundred thirty-three thousand, one hundred twenty-one".