64134313 has 2 divisors, whose sum is σ = 64134314. Its totient is φ = 64134312.

The previous prime is 64134311. The next prime is 64134337. The reversal of 64134313 is 31343146.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46131264 + 18003049 = 6792^2 + 4243^2 .

It is a cyclic number.

It is not a de Polignac number, because 64134313 - 2¹ = 64134311 is a prime.

It is a super-2 number, since 2×64134313² = 8226420207963938, which contains 22 as substring.

Together with 64134311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (64134311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32067156 + 32067157.

It is an arithmetic number, because the mean of its divisors is an integer number (32067157).

Almost surely, 2^64134313 is an apocalyptic number.

It is an amenable number.

64134313 is a deficient number, since it is larger than the sum of its proper divisors (1).

64134313 is an equidigital number, since it uses as much as digits as its factorization.

64134313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 25.

The square root of 64134313 is about 8008.3901628230. The cubic root of 64134313 is about 400.2796232316.

Adding to 64134313 its reverse (31343146), we get a palindrome (95477459).

The spelling of 64134313 in words is "sixty-four million, one hundred thirty-four thousand, three hundred thirteen".