134217943 has 2 divisors, whose sum is σ = 134217944. Its totient is φ = 134217942.

The previous prime is 134217931. The next prime is 134217973. The reversal of 134217943 is 349712431.

It is a weak prime.

It is an emirp because it is prime and its reverse (349712431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134217943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134217899 and 134217908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134217973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67108971 + 67108972.

It is an arithmetic number, because the mean of its divisors is an integer number (67108972).

Almost surely, 2^134217943 is an apocalyptic number.

134217943 is a deficient number, since it is larger than the sum of its proper divisors (1).

134217943 is an equidigital number, since it uses as much as digits as its factorization.

134217943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 134217943 is about 11585.2467820068. The cubic root of 134217943 is about 512.0002733865. Note that the first 3 decimals are identical.

The spelling of 134217943 in words is "one hundred thirty-four million, two hundred seventeen thousand, nine hundred forty-three".