134513015 has 24 divisors (see below), whose sum is σ = 199765728. Its totient is φ = 85138560.

The previous prime is 134513011. The next prime is 134513023. The reversal of 134513015 is 510315431.

It is not a de Polignac number, because 134513015 - 2² = 134513011 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 (134513011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5456 + ... + 17285.

It is an arithmetic number, because the mean of its divisors is an integer number (8323572).

Almost surely, 2^134513015 is an apocalyptic number.

134513015 is a deficient number, since it is larger than the sum of its proper divisors (65252713).

134513015 is a wasteful number, since it uses less digits than its factorization.

134513015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22779 (or 22766 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 134513015 is about 11597.9746076632. The cubic root of 134513015 is about 512.3752018161.

Adding to 134513015 its reverse (510315431), we get a palindrome (644828446).

The spelling of 134513015 in words is "one hundred thirty-four million, five hundred thirteen thousand, fifteen".