134319181 has 8 divisors (see below), whose sum is σ = 135806528. Its totient is φ = 132840000.

The previous prime is 134319173. The next prime is 134319191. The reversal of 134319181 is 181913431.

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 134319181 - 2³ = 134319173 is a prime.

It is a super-2 number, since 2×134319181² = 36083284769021522, which 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 (134319191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34546 + ... + 38236.

It is an arithmetic number, because the mean of its divisors is an integer number (16975816).

Almost surely, 2^134319181 is an apocalyptic number.

It is an amenable number.

134319181 is a deficient number, since it is larger than the sum of its proper divisors (1487347).

134319181 is a wasteful number, since it uses less digits than its factorization.

134319181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4083.

The product of its digits is 2592, while the sum is 31.

The square root of 134319181 is about 11589.6152222582. The cubic root of 134319181 is about 512.1289716702.

The spelling of 134319181 in words is "one hundred thirty-four million, three hundred nineteen thousand, one hundred eighty-one".