134556213263 has 2 divisors, whose sum is σ = 134556213264. Its totient is φ = 134556213262.

The previous prime is 134556213157. The next prime is 134556213277. The reversal of 134556213263 is 362312655431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134556213263 - 2²² = 134552018959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134556213263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134556213763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67278106631 + 67278106632.

It is an arithmetic number, because the mean of its divisors is an integer number (67278106632).

Almost surely, 2^134556213263 is an apocalyptic number.

134556213263 is a deficient number, since it is larger than the sum of its proper divisors (1).

134556213263 is an equidigital number, since it uses as much as digits as its factorization.

134556213263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 41.

Adding to 134556213263 its reverse (362312655431), we get a palindrome (496868868694).

The spelling of 134556213263 in words is "one hundred thirty-four billion, five hundred fifty-six million, two hundred thirteen thousand, two hundred sixty-three".