134245543 has 2 divisors, whose sum is σ = 134245544. Its totient is φ = 134245542.

The previous prime is 134245511. The next prime is 134245571. The reversal of 134245543 is 345542431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134245543 - 2⁵ = 134245511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134240543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67122771 + 67122772.

It is an arithmetic number, because the mean of its divisors is an integer number (67122772).

Almost surely, 2^134245543 is an apocalyptic number.

134245543 is a deficient number, since it is larger than the sum of its proper divisors (1).

134245543 is an equidigital number, since it uses as much as digits as its factorization.

134245543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 31.

The square root of 134245543 is about 11586.4378909137. The cubic root of 134245543 is about 512.0353661585.

Adding to 134245543 its reverse (345542431), we get a palindrome (479787974).

The spelling of 134245543 in words is "one hundred thirty-four million, two hundred forty-five thousand, five hundred forty-three".