134226310993 has 2 divisors, whose sum is σ = 134226310994. Its totient is φ = 134226310992.

The previous prime is 134226310991. The next prime is 134226311027. The reversal of 134226310993 is 399013622431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134079004224 + 147306769 = 366168^2 + 12137^2 .

It is an emirp because it is prime and its reverse (399013622431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134226310993 - 2¹ = 134226310991 is a prime.

Together with 134226310991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (134226310991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67113155496 + 67113155497.

It is an arithmetic number, because the mean of its divisors is an integer number (67113155497).

Almost surely, 2^134226310993 is an apocalyptic number.

It is an amenable number.

134226310993 is a deficient number, since it is larger than the sum of its proper divisors (1).

134226310993 is an equidigital number, since it uses as much as digits as its factorization.

134226310993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 209952, while the sum is 43.

The spelling of 134226310993 in words is "one hundred thirty-four billion, two hundred twenty-six million, three hundred ten thousand, nine hundred ninety-three".