134020513 has 16 divisors (see below), whose sum is σ = 154949760. Its totient is φ = 114755200.

The previous prime is 134020507. The next prime is 134020531. The reversal of 134020513 is 315020431.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134020513 is a prime.

It is a super-2 number, since 2×134020513² = 35922995809566338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134020013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7956 + ... + 18202.

It is an arithmetic number, because the mean of its divisors is an integer number (9684360).

Almost surely, 2^134020513 is an apocalyptic number.

It is an amenable number.

134020513 is a deficient number, since it is larger than the sum of its proper divisors (20929247).

134020513 is a wasteful number, since it uses less digits than its factorization.

134020513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10328.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 134020513 is about 11576.7228955348. The cubic root of 134020513 is about 511.7491052340.

Adding to 134020513 its reverse (315020431), we get a palindrome (449040944).

The spelling of 134020513 in words is "one hundred thirty-four million, twenty thousand, five hundred thirteen".