117444013 has 2 divisors, whose sum is σ = 117444014. Its totient is φ = 117444012.

The previous prime is 117444001. The next prime is 117444053. The reversal of 117444013 is 310444711.

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., 117115684 + 328329 = 10822^2 + 573^2 .

It is an emirp because it is prime and its reverse (310444711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117444013 - 2⁵ = 117443981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117444053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58722006 + 58722007.

It is an arithmetic number, because the mean of its divisors is an integer number (58722007).

Almost surely, 2^117444013 is an apocalyptic number.

It is an amenable number.

117444013 is a deficient number, since it is larger than the sum of its proper divisors (1).

117444013 is an equidigital number, since it uses as much as digits as its factorization.

117444013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 117444013 is about 10837.1588988997. The cubic root of 117444013 is about 489.7152489669.

Adding to 117444013 its reverse (310444711), we get a palindrome (427888724).

The spelling of 117444013 in words is "one hundred seventeen million, four hundred forty-four thousand, thirteen".