134816513 has 8 divisors (see below), whose sum is σ = 145622568. Its totient is φ = 124072704.

The previous prime is 134816503. The next prime is 134816531. The reversal of 134816513 is 315618431.

It can be written as a sum of positive squares in 4 ways, for example, as 3301489 + 131515024 = 1817^2 + 11468^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134816513 - 2⁶ = 134816449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134816513.

It is not an unprimeable number, because it can be changed into a prime (134816503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11006 + ... + 19767.

It is an arithmetic number, because the mean of its divisors is an integer number (18202821).

Almost surely, 2^134816513 is an apocalyptic number.

134816513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

134816513 is a deficient number, since it is larger than the sum of its proper divisors (10806055).

134816513 is a wasteful number, since it uses less digits than its factorization.

134816513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31123.

The product of its digits is 8640, while the sum is 32.

The square root of 134816513 is about 11611.0513305213. The cubic root of 134816513 is about 512.7602650300.

It can be divided in two parts, 1348 and 16513, that multiplied together give a square (22259524 = 4718²).

The spelling of 134816513 in words is "one hundred thirty-four million, eight hundred sixteen thousand, five hundred thirteen".