135271770419 has 4 divisors (see below), whose sum is σ = 136179634800. Its totient is φ = 134363906040.

The previous prime is 135271770329. The next prime is 135271770457. The reversal of 135271770419 is 914077172531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 914077172531 = 17 ⋅53769245443.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135271770419 is a prime.

It is a super-2 number, since 2×135271770419² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135271770479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453931967 + ... + 453932264.

It is an arithmetic number, because the mean of its divisors is an integer number (34044908700).

Almost surely, 2^135271770419 is an apocalyptic number.

135271770419 is a deficient number, since it is larger than the sum of its proper divisors (907864381).

135271770419 is an equidigital number, since it uses as much as digits as its factorization.

135271770419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907864380.

The product of its (nonzero) digits is 370440, while the sum is 47.

The spelling of 135271770419 in words is "one hundred thirty-five billion, two hundred seventy-one million, seven hundred seventy thousand, four hundred nineteen".