117803797 has 2 divisors, whose sum is σ = 117803798. Its totient is φ = 117803796.

The previous prime is 117803779. The next prime is 117803801. The reversal of 117803797 is 797308711.

Together with previous prime (117803779) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106688241 + 11115556 = 10329^2 + 3334^2 .

It is an emirp because it is prime and its reverse (797308711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117803797 - 2¹⁵ = 117771029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117803717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58901898 + 58901899.

It is an arithmetic number, because the mean of its divisors is an integer number (58901899).

Almost surely, 2^117803797 is an apocalyptic number.

It is an amenable number.

117803797 is a deficient number, since it is larger than the sum of its proper divisors (1).

117803797 is an equidigital number, since it uses as much as digits as its factorization.

117803797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74088, while the sum is 43.

The square root of 117803797 is about 10853.7457589534. The cubic root of 117803797 is about 490.2148121034.

The spelling of 117803797 in words is "one hundred seventeen million, eight hundred three thousand, seven hundred ninety-seven".