134342413 has 4 divisors (see below), whose sum is σ = 138974940. Its totient is φ = 129709888.

The previous prime is 134342401. The next prime is 134342419. The reversal of 134342413 is 314243431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 100260169 + 34082244 = 10013^2 + 5838^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134342413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134342419) 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, 2316220 + ... + 2316277.

It is an arithmetic number, because the mean of its divisors is an integer number (34743735).

Almost surely, 2^134342413 is an apocalyptic number.

It is an amenable number.

134342413 is a deficient number, since it is larger than the sum of its proper divisors (4632527).

134342413 is an equidigital number, since it uses as much as digits as its factorization.

134342413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4632526.

The product of its digits is 3456, while the sum is 25.

The square root of 134342413 is about 11590.6174555112. The cubic root of 134342413 is about 512.1584961066.

Adding to 134342413 its reverse (314243431), we get a palindrome (448585844).

The spelling of 134342413 in words is "one hundred thirty-four million, three hundred forty-two thousand, four hundred thirteen".