117093997 has 2 divisors, whose sum is σ = 117093998. Its totient is φ = 117093996.

The previous prime is 117093973. The next prime is 117094051. The reversal of 117093997 is 799390711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105390756 + 11703241 = 10266^2 + 3421^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117093997 is a prime.

It is a super-2 number, since 2×117093997² = 27422008266872018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117090997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58546998 + 58546999.

It is an arithmetic number, because the mean of its divisors is an integer number (58546999).

Almost surely, 2^117093997 is an apocalyptic number.

It is an amenable number.

117093997 is a deficient number, since it is larger than the sum of its proper divisors (1).

117093997 is an equidigital number, since it uses as much as digits as its factorization.

117093997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107163, while the sum is 46.

The square root of 117093997 is about 10820.9979669160. The cubic root of 117093997 is about 489.2282687394.

The spelling of 117093997 in words is "one hundred seventeen million, ninety-three thousand, nine hundred ninety-seven".