1117653941 has 2 divisors, whose sum is σ = 1117653942. Its totient is φ = 1117653940.

The previous prime is 1117653913. The next prime is 1117653947. The reversal of 1117653941 is 1493567111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1049112100 + 68541841 = 32390^2 + 8279^2 .

It is an emirp because it is prime and its reverse (1493567111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1117653941 - 2¹⁰ = 1117652917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1117653895 and 1117653904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1117653947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558826970 + 558826971.

It is an arithmetic number, because the mean of its divisors is an integer number (558826971).

Almost surely, 2^1117653941 is an apocalyptic number.

It is an amenable number.

1117653941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117653941 is an equidigital number, since it uses as much as digits as its factorization.

1117653941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 38.

The square root of 1117653941 is about 33431.3317263910. The cubic root of 1117653941 is about 1037.7732005356.

The spelling of 1117653941 in words is "one billion, one hundred seventeen million, six hundred fifty-three thousand, nine hundred forty-one".