134220943 has 2 divisors, whose sum is σ = 134220944. Its totient is φ = 134220942.

The previous prime is 134220901. The next prime is 134220953. The reversal of 134220943 is 349022431.

It is a strong prime.

It is an emirp because it is prime and its reverse (349022431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134220943 - 2⁹ = 134220431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134220953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67110471 + 67110472.

It is an arithmetic number, because the mean of its divisors is an integer number (67110472).

Almost surely, 2^134220943 is an apocalyptic number.

134220943 is a deficient number, since it is larger than the sum of its proper divisors (1).

134220943 is an equidigital number, since it uses as much as digits as its factorization.

134220943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 134220943 is about 11585.3762562983. The cubic root of 134220943 is about 512.0040880513.

The spelling of 134220943 in words is "one hundred thirty-four million, two hundred twenty thousand, nine hundred forty-three".