64323101 has 2 divisors, whose sum is σ = 64323102. Its totient is φ = 64323100.

The previous prime is 64323067. The next prime is 64323167. The reversal of 64323101 is 10132346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50268100 + 14055001 = 7090^2 + 3749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64323101 is a prime.

It is a super-2 number, since 2×64323101² = 8274922644512402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64323601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32161550 + 32161551.

It is an arithmetic number, because the mean of its divisors is an integer number (32161551).

Almost surely, 2^64323101 is an apocalyptic number.

It is an amenable number.

64323101 is a deficient number, since it is larger than the sum of its proper divisors (1).

64323101 is an equidigital number, since it uses as much as digits as its factorization.

64323101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 64323101 is about 8020.1683897534. The cubic root of 64323101 is about 400.6719974995.

Adding to 64323101 its reverse (10132346), we get a palindrome (74455447).

The spelling of 64323101 in words is "sixty-four million, three hundred twenty-three thousand, one hundred one".