1117706641 has 2 divisors, whose sum is σ = 1117706642. Its totient is φ = 1117706640.

The previous prime is 1117706591. The next prime is 1117706647. The reversal of 1117706641 is 1466077111.

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., 1103236225 + 14470416 = 33215^2 + 3804^2 .

It is a cyclic number.

It is not a de Polignac number, because 1117706641 - 2⁹ = 1117706129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1117706597 and 1117706606.

It is not a weakly prime, because it can be changed into another prime (1117706647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558853320 + 558853321.

It is an arithmetic number, because the mean of its divisors is an integer number (558853321).

Almost surely, 2^1117706641 is an apocalyptic number.

It is an amenable number.

1117706641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117706641 is an equidigital number, since it uses as much as digits as its factorization.

1117706641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 34.

The square root of 1117706641 is about 33432.1198998807. The cubic root of 1117706641 is about 1037.7895114246.

The spelling of 1117706641 in words is "one billion, one hundred seventeen million, seven hundred six thousand, six hundred forty-one".