134020406519 has 8 divisors (see below), whose sum is σ = 135644447232. Its totient is φ = 132396588280.

The previous prime is 134020406497. The next prime is 134020406549. The reversal of 134020406519 is 915604020431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134020406519 - 2²⁸ = 133751971063 is a prime.

It is a super-2 number, since 2×134020406519² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134020406549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1379204 + ... + 1473174.

It is an arithmetic number, because the mean of its divisors is an integer number (16955555904).

Almost surely, 2^134020406519 is an apocalyptic number.

134020406519 is a deficient number, since it is larger than the sum of its proper divisors (1624040713).

134020406519 is an equidigital number, since it uses as much as digits as its factorization.

134020406519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111237.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 134020406519 in words is "one hundred thirty-four billion, twenty million, four hundred six thousand, five hundred nineteen".