134450231 has 2 divisors, whose sum is σ = 134450232. Its totient is φ = 134450230.

The previous prime is 134450227. The next prime is 134450233. The reversal of 134450231 is 132054431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134450231 - 2² = 134450227 is a prime.

It is a super-2 number, since 2×134450231² = 36153729231906722, which contains 22 as substring.

Together with 134450233, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 134450197 and 134450206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134450233) 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 as a sum of consecutive naturals, namely, 67225115 + 67225116.

It is an arithmetic number, because the mean of its divisors is an integer number (67225116).

Almost surely, 2^134450231 is an apocalyptic number.

134450231 is a deficient number, since it is larger than the sum of its proper divisors (1).

134450231 is an equidigital number, since it uses as much as digits as its factorization.

134450231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 134450231 is about 11595.2676122632. The cubic root of 134450231 is about 512.2954723046.

The spelling of 134450231 in words is "one hundred thirty-four million, four hundred fifty thousand, two hundred thirty-one".