134584813 has 4 divisors (see below), whose sum is σ = 146819808. Its totient is φ = 122349820.

The previous prime is 134584789. The next prime is 134584817. The reversal of 134584813 is 318485431.

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.

It is a cyclic number.

It is not a de Polignac number, because 134584813 - 2⁵ = 134584781 is a prime.

It is a super-2 number, since 2×134584813² = 36226143780489938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134584817) 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, 6117481 + ... + 6117502.

It is an arithmetic number, because the mean of its divisors is an integer number (36704952).

Almost surely, 2^134584813 is an apocalyptic number.

It is an amenable number.

134584813 is a deficient number, since it is larger than the sum of its proper divisors (12234995).

134584813 is a wasteful number, since it uses less digits than its factorization.

134584813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12234994.

The product of its digits is 46080, while the sum is 37.

The square root of 134584813 is about 11601.0694765612. The cubic root of 134584813 is about 512.4663478201.

The spelling of 134584813 in words is "one hundred thirty-four million, five hundred eighty-four thousand, eight hundred thirteen".