134881345 has 8 divisors (see below), whose sum is σ = 161971776. Its totient is φ = 107828976.

The previous prime is 134881339. The next prime is 134881363. The reversal of 134881345 is 543188431.

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 134881345 - 2³ = 134881337 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1027 + ... + 16456.

It is an arithmetic number, because the mean of its divisors is an integer number (20246472).

Almost surely, 2^134881345 is an apocalyptic number.

It is an amenable number.

134881345 is a deficient number, since it is larger than the sum of its proper divisors (27090431).

134881345 is a wasteful number, since it uses less digits than its factorization.

134881345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19031.

The product of its digits is 46080, while the sum is 37.

The square root of 134881345 is about 11613.8428179479. The cubic root of 134881345 is about 512.8424457298.

The spelling of 134881345 in words is "one hundred thirty-four million, eight hundred eighty-one thousand, three hundred forty-five".