135134245193 has 2 divisors, whose sum is σ = 135134245194. Its totient is φ = 135134245192.

The previous prime is 135134245171. The next prime is 135134245217. The reversal of 135134245193 is 391542431531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125038617664 + 10095627529 = 353608^2 + 100477^2 .

It is a cyclic number.

It is not a de Polignac number, because 135134245193 - 2¹⁴ = 135134228809 is a prime.

It is a super-2 number, since 2×135134245193² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135134245193.

It is not a weakly prime, because it can be changed into another prime (135134245163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67567122596 + 67567122597.

It is an arithmetic number, because the mean of its divisors is an integer number (67567122597).

Almost surely, 2^135134245193 is an apocalyptic number.

It is an amenable number.

135134245193 is a deficient number, since it is larger than the sum of its proper divisors (1).

135134245193 is an equidigital number, since it uses as much as digits as its factorization.

135134245193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 41.

The spelling of 135134245193 in words is "one hundred thirty-five billion, one hundred thirty-four million, two hundred forty-five thousand, one hundred ninety-three".