134453161 has 4 divisors (see below), whose sum is σ = 134931924. Its totient is φ = 133974400.

The previous prime is 134453159. The next prime is 134453173. The reversal of 134453161 is 161354431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 80209936 + 54243225 = 8956^2 + 7365^2 .

It is a cyclic number.

It is not a de Polignac number, because 134453161 - 2¹ = 134453159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134453141) 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, 238960 + ... + 239521.

It is an arithmetic number, because the mean of its divisors is an integer number (33732981).

Almost surely, 2^134453161 is an apocalyptic number.

It is an amenable number.

134453161 is a deficient number, since it is larger than the sum of its proper divisors (478763).

134453161 is an equidigital number, since it uses as much as digits as its factorization.

134453161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478762.

The product of its digits is 4320, while the sum is 28.

The square root of 134453161 is about 11595.3939562224. The cubic root of 134453161 is about 512.2991936688.

The spelling of 134453161 in words is "one hundred thirty-four million, four hundred fifty-three thousand, one hundred sixty-one".