135717804419 has 2 divisors, whose sum is σ = 135717804420. Its totient is φ = 135717804418.

The previous prime is 135717804413. The next prime is 135717804433. The reversal of 135717804419 is 914408717531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135717804419 - 2⁸ = 135717804163 is a prime.

It is a super-2 number, since 2×135717804419² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135717804413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67858902209 + 67858902210.

It is an arithmetic number, because the mean of its divisors is an integer number (67858902210).

Almost surely, 2^135717804419 is an apocalyptic number.

135717804419 is a deficient number, since it is larger than the sum of its proper divisors (1).

135717804419 is an equidigital number, since it uses as much as digits as its factorization.

135717804419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 50.

The spelling of 135717804419 in words is "one hundred thirty-five billion, seven hundred seventeen million, eight hundred four thousand, four hundred nineteen".