134667131 has 4 divisors (see below), whose sum is σ = 139011264. Its totient is φ = 130323000.

The previous prime is 134667121. The next prime is 134667133. The reversal of 134667131 is 131766431.

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

It is a cyclic number.

It is not a de Polignac number, because 134667131 - 2¹⁰ = 134666107 is a prime.

It is a super-2 number, since 2×134667131² = 36270472343542322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134667133) 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, 2172020 + ... + 2172081.

It is an arithmetic number, because the mean of its divisors is an integer number (34752816).

Almost surely, 2^134667131 is an apocalyptic number.

134667131 is a deficient number, since it is larger than the sum of its proper divisors (4344133).

134667131 is an equidigital number, since it uses as much as digits as its factorization.

134667131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4344132.

The product of its digits is 9072, while the sum is 32.

The square root of 134667131 is about 11604.6167967753. The cubic root of 134667131 is about 512.5708088560.

The spelling of 134667131 in words is "one hundred thirty-four million, six hundred sixty-seven thousand, one hundred thirty-one".