64103113 has 2 divisors, whose sum is σ = 64103114. Its totient is φ = 64103112.

The previous prime is 64103111. The next prime is 64103161. The reversal of 64103113 is 31130146.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54287424 + 9815689 = 7368^2 + 3133^2 .

It is a cyclic number.

It is not a de Polignac number, because 64103113 - 2¹ = 64103111 is a prime.

Together with 64103111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (64103111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32051556 + 32051557.

It is an arithmetic number, because the mean of its divisors is an integer number (32051557).

Almost surely, 2^64103113 is an apocalyptic number.

It is an amenable number.

64103113 is a deficient number, since it is larger than the sum of its proper divisors (1).

64103113 is an equidigital number, since it uses as much as digits as its factorization.

64103113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 64103113 is about 8006.4419688149. The cubic root of 64103113 is about 400.2147034854.

Adding to 64103113 its reverse (31130146), we get a palindrome (95233259).

It can be divided in two parts, 641031 and 13, that multiplied together give a triangular number (8333403 = T₄₀₈₂).

The spelling of 64103113 in words is "sixty-four million, one hundred three thousand, one hundred thirteen".