117984653 has 2 divisors, whose sum is σ = 117984654. Its totient is φ = 117984652.

The previous prime is 117984649. The next prime is 117984677. The reversal of 117984653 is 356489711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98465929 + 19518724 = 9923^2 + 4418^2 .

It is a cyclic number.

It is not a de Polignac number, because 117984653 - 2² = 117984649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117984613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58992326 + 58992327.

It is an arithmetic number, because the mean of its divisors is an integer number (58992327).

Almost surely, 2^117984653 is an apocalyptic number.

It is an amenable number.

117984653 is a deficient number, since it is larger than the sum of its proper divisors (1).

117984653 is an equidigital number, since it uses as much as digits as its factorization.

117984653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 44.

The square root of 117984653 is about 10862.0740652971. The cubic root of 117984653 is about 490.4655481030.

The spelling of 117984653 in words is "one hundred seventeen million, nine hundred eighty-four thousand, six hundred fifty-three".