134456306219 has 4 divisors (see below), whose sum is σ = 134822672544. Its totient is φ = 134089939896.

The previous prime is 134456306213. The next prime is 134456306221. The reversal of 134456306219 is 912603654431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134456306219 - 2²⁸ = 134187870763 is a prime.

It is a super-2 number, since 2×134456306219² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134456306219.

It is not an unprimeable number, because it can be changed into a prime (134456306213) 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, 183182612 + ... + 183183345.

It is an arithmetic number, because the mean of its divisors is an integer number (33705668136).

Almost surely, 2^134456306219 is an apocalyptic number.

134456306219 is a deficient number, since it is larger than the sum of its proper divisors (366366325).

134456306219 is an equidigital number, since it uses as much as digits as its factorization.

134456306219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366366324.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 134456306219 in words is "one hundred thirty-four billion, four hundred fifty-six million, three hundred six thousand, two hundred nineteen".