113809594949 has 2 divisors, whose sum is σ = 113809594950. Its totient is φ = 113809594948.

The previous prime is 113809594933. The next prime is 113809594993. The reversal of 113809594949 is 949495908311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107940502849 + 5869092100 = 328543^2 + 76610^2 .

It is an emirp because it is prime and its reverse (949495908311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113809594949 - 2⁴ = 113809594933 is a prime.

It is a super-3 number, since 3×113809594949³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113809594891 and 113809594900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113809597949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56904797474 + 56904797475.

It is an arithmetic number, because the mean of its divisors is an integer number (56904797475).

Almost surely, 2^113809594949 is an apocalyptic number.

It is an amenable number.

113809594949 is a deficient number, since it is larger than the sum of its proper divisors (1).

113809594949 is an equidigital number, since it uses as much as digits as its factorization.

113809594949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12597120, while the sum is 62.

The spelling of 113809594949 in words is "one hundred thirteen billion, eight hundred nine million, five hundred ninety-four thousand, nine hundred forty-nine".