134345031313 has 2 divisors, whose sum is σ = 134345031314. Its totient is φ = 134345031312.

The previous prime is 134345031281. The next prime is 134345031349. The reversal of 134345031313 is 313130543431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133826467329 + 518563984 = 365823^2 + 22772^2 .

It is a cyclic number.

It is not a de Polignac number, because 134345031313 - 2⁵ = 134345031281 is a prime.

It is not a weakly prime, because it can be changed into another prime (134345031013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67172515656 + 67172515657.

It is an arithmetic number, because the mean of its divisors is an integer number (67172515657).

Almost surely, 2^134345031313 is an apocalyptic number.

It is an amenable number.

134345031313 is a deficient number, since it is larger than the sum of its proper divisors (1).

134345031313 is an equidigital number, since it uses as much as digits as its factorization.

134345031313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 134345031313 its reverse (313130543431), we get a palindrome (447475574744).

The spelling of 134345031313 in words is "one hundred thirty-four billion, three hundred forty-five million, thirty-one thousand, three hundred thirteen".