134154443 has 2 divisors, whose sum is σ = 134154444. Its totient is φ = 134154442.

The previous prime is 134154323. The next prime is 134154451. The reversal of 134154443 is 344451431.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (344451431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134154443 - 2⁸ = 134154187 is a prime.

It is equal to p_7600187 and since 134154443 and 7600187 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (134154743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67077221 + 67077222.

It is an arithmetic number, because the mean of its divisors is an integer number (67077222).

Almost surely, 2^134154443 is an apocalyptic number.

134154443 is a deficient number, since it is larger than the sum of its proper divisors (1).

134154443 is an equidigital number, since it uses as much as digits as its factorization.

134154443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 29.

The square root of 134154443 is about 11582.5059033009. The cubic root of 134154443 is about 511.9195163102.

The spelling of 134154443 in words is "one hundred thirty-four million, one hundred fifty-four thousand, four hundred forty-three".