134302313 has 4 divisors (see below), whose sum is σ = 140141568. Its totient is φ = 128463060.

The previous prime is 134302309. The next prime is 134302351. The reversal of 134302313 is 313203431.

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, and also an emirpimes, since its reverse is a distinct semiprime: 313203431 = 13901 ⋅22531.

It is a cyclic number.

It is not a de Polignac number, because 134302313 - 2² = 134302309 is a prime.

It is a super-2 number, since 2×134302313² = 36074222554299938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134302303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2919593 + ... + 2919638.

It is an arithmetic number, because the mean of its divisors is an integer number (35035392).

Almost surely, 2^134302313 is an apocalyptic number.

It is an amenable number.

134302313 is a deficient number, since it is larger than the sum of its proper divisors (5839255).

134302313 is an equidigital number, since it uses as much as digits as its factorization.

134302313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5839254.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 134302313 is about 11588.8874789602. The cubic root of 134302313 is about 512.1075328032.

Adding to 134302313 its reverse (313203431), we get a palindrome (447505744).

The spelling of 134302313 in words is "one hundred thirty-four million, three hundred two thousand, three hundred thirteen".