113553747169 has 2 divisors, whose sum is σ = 113553747170. Its totient is φ = 113553747168.

The previous prime is 113553747119. The next prime is 113553747211. The reversal of 113553747169 is 961747355311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112788505600 + 765241569 = 335840^2 + 27663^2 .

It is an emirp because it is prime and its reverse (961747355311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113553747169 - 2¹¹ = 113553745121 is a prime.

It is a super-2 number, since 2×113553747169² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113553747119) 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, 56776873584 + 56776873585.

It is an arithmetic number, because the mean of its divisors is an integer number (56776873585).

Almost surely, 2^113553747169 is an apocalyptic number.

It is an amenable number.

113553747169 is a deficient number, since it is larger than the sum of its proper divisors (1).

113553747169 is an equidigital number, since it uses as much as digits as its factorization.

113553747169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2381400, while the sum is 52.

The spelling of 113553747169 in words is "one hundred thirteen billion, five hundred fifty-three million, seven hundred forty-seven thousand, one hundred sixty-nine".