1117724180137 has 2 divisors, whose sum is σ = 1117724180138. Its totient is φ = 1117724180136.

The previous prime is 1117724180119. The next prime is 1117724180149. The reversal of 1117724180137 is 7310814277111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 713502885481 + 404221294656 = 844691^2 + 635784^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1117724180137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1117724180093 and 1117724180102.

It is not a weakly prime, because it can be changed into another prime (1117724180197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558862090068 + 558862090069.

It is an arithmetic number, because the mean of its divisors is an integer number (558862090069).

Almost surely, 2^{1117724180137} is an apocalyptic number.

It is an amenable number.

1117724180137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117724180137 is an equidigital number, since it uses as much as digits as its factorization.

1117724180137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65856, while the sum is 43.

The spelling of 1117724180137 in words is "one trillion, one hundred seventeen billion, seven hundred twenty-four million, one hundred eighty thousand, one hundred thirty-seven".