134446513 has 4 divisors (see below), whose sum is σ = 134750448. Its totient is φ = 134142580.

The previous prime is 134446439. The next prime is 134446517. The reversal of 134446513 is 315644431.

It is a happy number.

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: 315644431 = 149 ⋅2118419.

It is a cyclic number.

It is not a de Polignac number, because 134446513 - 2²¹ = 132349361 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134446517) 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 3 ways as a sum of consecutive naturals, for example, 151303 + ... + 152188.

It is an arithmetic number, because the mean of its divisors is an integer number (33687612).

Almost surely, 2^134446513 is an apocalyptic number.

It is an amenable number.

134446513 is a deficient number, since it is larger than the sum of its proper divisors (303935).

134446513 is an equidigital number, since it uses as much as digits as its factorization.

134446513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303934.

The product of its digits is 17280, while the sum is 31.

The square root of 134446513 is about 11595.1072871276. The cubic root of 134446513 is about 512.2907500315.

The spelling of 134446513 in words is "one hundred thirty-four million, four hundred forty-six thousand, five hundred thirteen".