134966519 has 16 divisors (see below), whose sum is σ = 150958080. Its totient is φ = 119917440.

The previous prime is 134966501. The next prime is 134966543. The reversal of 134966519 is 915669431.

It is a cyclic number.

It is not a de Polignac number, because 134966519 - 2²⁰ = 133917943 is a prime.

It is a super-2 number, since 2×134966519² = 36431922501954722, which 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 134966519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134956519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123164 + ... + 124254.

It is an arithmetic number, because the mean of its divisors is an integer number (9434880).

Almost surely, 2^134966519 is an apocalyptic number.

134966519 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

134966519 is a deficient number, since it is larger than the sum of its proper divisors (15991561).

134966519 is a wasteful number, since it uses less digits than its factorization.

134966519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510.

The product of its digits is 174960, while the sum is 44.

The square root of 134966519 is about 11617.5091564414. The cubic root of 134966519 is about 512.9503718265.

The spelling of 134966519 in words is "one hundred thirty-four million, nine hundred sixty-six thousand, five hundred nineteen".