134344513 has 4 divisors (see below), whose sum is σ = 137468848. Its totient is φ = 131220180.

The previous prime is 134344493. The next prime is 134344517. The reversal of 134344513 is 315443431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 315443431 = 2113 ⋅149287.

It is a cyclic number.

It is not a de Polignac number, because 134344513 - 2⁵ = 134344481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134344517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1562103 + ... + 1562188.

It is an arithmetic number, because the mean of its divisors is an integer number (34367212).

Almost surely, 2^134344513 is an apocalyptic number.

It is an amenable number.

134344513 is a deficient number, since it is larger than the sum of its proper divisors (3124335).

134344513 is an equidigital number, since it uses as much as digits as its factorization.

134344513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3124334.

The product of its digits is 8640, while the sum is 28.

The square root of 134344513 is about 11590.7080456718. The cubic root of 134344513 is about 512.1611647283.

Adding to 134344513 its reverse (315443431), we get a palindrome (449787944).

The spelling of 134344513 in words is "one hundred thirty-four million, three hundred forty-four thousand, five hundred thirteen".