134503313 has 8 divisors (see below), whose sum is σ = 154698432. Its totient is φ = 114553296.

The previous prime is 134503289. The next prime is 134503319. The reversal of 134503313 is 313305431.

It is a happy number.

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 134503313 - 2⁶ = 134503249 is a prime.

It is a super-2 number, since 2×134503313² = 36182282415951938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134503319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60095 + ... + 62292.

It is an arithmetic number, because the mean of its divisors is an integer number (19337304).

Almost surely, 2^134503313 is an apocalyptic number.

It is an amenable number.

134503313 is a deficient number, since it is larger than the sum of its proper divisors (20195119).

134503313 is a wasteful number, since it uses less digits than its factorization.

134503313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122551.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 134503313 is about 11597.5563374359. The cubic root of 134503313 is about 512.3628828502.

Adding to 134503313 its reverse (313305431), we get a palindrome (447808744).

The spelling of 134503313 in words is "one hundred thirty-four million, five hundred three thousand, three hundred thirteen".