117868697 has 2 divisors, whose sum is σ = 117868698. Its totient is φ = 117868696.

The previous prime is 117868693. The next prime is 117868703. The reversal of 117868697 is 796868711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110229001 + 7639696 = 10499^2 + 2764^2 .

It is a cyclic number.

It is not a de Polignac number, because 117868697 - 2² = 117868693 is a prime.

It is not a weakly prime, because it can be changed into another prime (117868693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58934348 + 58934349.

It is an arithmetic number, because the mean of its divisors is an integer number (58934349).

Almost surely, 2^117868697 is an apocalyptic number.

It is an amenable number.

117868697 is a deficient number, since it is larger than the sum of its proper divisors (1).

117868697 is an equidigital number, since it uses as much as digits as its factorization.

117868697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1016064, while the sum is 53.

The square root of 117868697 is about 10856.7350985460. The cubic root of 117868697 is about 490.3048179760.

The spelling of 117868697 in words is "one hundred seventeen million, eight hundred sixty-eight thousand, six hundred ninety-seven".