134425513 has 4 divisors (see below), whose sum is σ = 141500560. Its totient is φ = 127350468.

The previous prime is 134425493. The next prime is 134425537. The reversal of 134425513 is 315524431.

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 a de Polignac number, because none of the positive numbers 2^k-134425513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134425553) 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, 3537495 + ... + 3537532.

It is an arithmetic number, because the mean of its divisors is an integer number (35375140).

Almost surely, 2^134425513 is an apocalyptic number.

It is an amenable number.

134425513 is a deficient number, since it is larger than the sum of its proper divisors (7075047).

134425513 is an equidigital number, since it uses as much as digits as its factorization.

134425513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7075046.

The product of its digits is 7200, while the sum is 28.

The square root of 134425513 is about 11594.2016974003. The cubic root of 134425513 is about 512.2640760636.

Adding to 134425513 its reverse (315524431), we get a palindrome (449949944).

The spelling of 134425513 in words is "one hundred thirty-four million, four hundred twenty-five thousand, five hundred thirteen".