117957803 has 2 divisors, whose sum is σ = 117957804. Its totient is φ = 117957802.

The previous prime is 117957793. The next prime is 117957811. The reversal of 117957803 is 308759711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117957803 - 2¹⁰ = 117956779 is a prime.

It is equal to p_6731978 and since 117957803 and 6731978 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (117956803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58978901 + 58978902.

It is an arithmetic number, because the mean of its divisors is an integer number (58978902).

Almost surely, 2^117957803 is an apocalyptic number.

117957803 is a deficient number, since it is larger than the sum of its proper divisors (1).

117957803 is an equidigital number, since it uses as much as digits as its factorization.

117957803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 41.

The square root of 117957803 is about 10860.8380431714. The cubic root of 117957803 is about 490.4283398766.

The spelling of 117957803 in words is "one hundred seventeen million, nine hundred fifty-seven thousand, eight hundred three".