64011113 has 2 divisors, whose sum is σ = 64011114. Its totient is φ = 64011112.

The previous prime is 64011109. The next prime is 64011119. The reversal of 64011113 is 31111046.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63552784 + 458329 = 7972^2 + 677^2 .

It is a cyclic number.

It is not a de Polignac number, because 64011113 - 2² = 64011109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 64011091 and 64011100.

It is not a weakly prime, because it can be changed into another prime (64011119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32005556 + 32005557.

It is an arithmetic number, because the mean of its divisors is an integer number (32005557).

Almost surely, 2^64011113 is an apocalyptic number.

It is an amenable number.

64011113 is a deficient number, since it is larger than the sum of its proper divisors (1).

64011113 is an equidigital number, since it uses as much as digits as its factorization.

64011113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 64011113 is about 8000.6945323516. The cubic root of 64011113 is about 400.0231507434.

Adding to 64011113 its reverse (31111046), we get a palindrome (95122159).

The spelling of 64011113 in words is "sixty-four million, eleven thousand, one hundred thirteen".