134864015 has 16 divisors (see below), whose sum is σ = 190130976. Its totient is φ = 90537600.

The previous prime is 134864011. The next prime is 134864017. The reversal of 134864015 is 510468431.

It is not a de Polignac number, because 134864015 - 2² = 134864011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134864011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93596 + ... + 95025.

It is an arithmetic number, because the mean of its divisors is an integer number (11883186).

Almost surely, 2^134864015 is an apocalyptic number.

134864015 is a deficient number, since it is larger than the sum of its proper divisors (55266961).

134864015 is a wasteful number, since it uses less digits than its factorization.

134864015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188650.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 134864015 is about 11613.0967015693. The cubic root of 134864015 is about 512.8204808928.

The spelling of 134864015 in words is "one hundred thirty-four million, eight hundred sixty-four thousand, fifteen".