1117795561807 has 2 divisors, whose sum is σ = 1117795561808. Its totient is φ = 1117795561806.

The previous prime is 1117795561711. The next prime is 1117795561879. The reversal of 1117795561807 is 7081655977111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1117795561807 - 2⁷ = 1117795561679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1117795561507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558897780903 + 558897780904.

It is an arithmetic number, because the mean of its divisors is an integer number (558897780904).

Almost surely, 2^{1117795561807} is an apocalyptic number.

1117795561807 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117795561807 is an equidigital number, since it uses as much as digits as its factorization.

1117795561807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3704400, while the sum is 58.

The spelling of 1117795561807 in words is "one trillion, one hundred seventeen billion, seven hundred ninety-five million, five hundred sixty-one thousand, eight hundred seven".