64132313 has 8 divisors (see below), whose sum is σ = 77605632. Its totient is φ = 51736896.

The previous prime is 64132297. The next prime is 64132337. The reversal of 64132313 is 31323146.

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 64132313 - 2⁴ = 64132297 is a prime.

It is a super-2 number, since 2×64132313² = 8225907141459938, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64132363) 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, 269345 + ... + 269582.

It is an arithmetic number, because the mean of its divisors is an integer number (9700704).

Almost surely, 2^64132313 is an apocalyptic number.

It is an amenable number.

64132313 is a deficient number, since it is larger than the sum of its proper divisors (13473319).

64132313 is a wasteful number, since it uses less digits than its factorization.

64132313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538951.

The product of its digits is 1296, while the sum is 23.

The square root of 64132313 is about 8008.2652928084. The cubic root of 64132313 is about 400.2754623410.

Adding to 64132313 its reverse (31323146), we get a palindrome (95455459).

The spelling of 64132313 in words is "sixty-four million, one hundred thirty-two thousand, three hundred thirteen".