134500015 has 16 divisors (see below), whose sum is σ = 174254976. Its totient is φ = 99072000.

The previous prime is 134499991. The next prime is 134500019. The reversal of 134500015 is 510005431.

It is not a de Polignac number, because 134500015 - 2¹⁹ = 133975727 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134499965 and 134500001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134500019) 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, 25615 + ... + 30415.

It is an arithmetic number, because the mean of its divisors is an integer number (10890936).

Almost surely, 2^134500015 is an apocalyptic number.

134500015 is a deficient number, since it is larger than the sum of its proper divisors (39754961).

134500015 is a wasteful number, since it uses less digits than its factorization.

134500015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5250.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 134500015 is about 11597.4141514391. The cubic root of 134500015 is about 512.3586951303.

Adding to 134500015 its reverse (510005431), we get a palindrome (644505446).

The spelling of 134500015 in words is "one hundred thirty-four million, five hundred thousand, fifteen".