135313306489 has 2 divisors, whose sum is σ = 135313306490. Its totient is φ = 135313306488.

The previous prime is 135313306423. The next prime is 135313306561. The reversal of 135313306489 is 984603313531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96372993600 + 38940312889 = 310440^2 + 197333^2 .

It is a cyclic number.

It is not a de Polignac number, because 135313306489 - 2¹³ = 135313298297 is a prime.

It is not a weakly prime, because it can be changed into another prime (135313306789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67656653244 + 67656653245.

It is an arithmetic number, because the mean of its divisors is an integer number (67656653245).

Almost surely, 2^135313306489 is an apocalyptic number.

It is an amenable number.

135313306489 is a deficient number, since it is larger than the sum of its proper divisors (1).

135313306489 is an equidigital number, since it uses as much as digits as its factorization.

135313306489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 135313306489 in words is "one hundred thirty-five billion, three hundred thirteen million, three hundred six thousand, four hundred eighty-nine".