117346729 has 2 divisors, whose sum is σ = 117346730. Its totient is φ = 117346728.

The previous prime is 117346727. The next prime is 117346751. The reversal of 117346729 is 927643711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99301225 + 18045504 = 9965^2 + 4248^2 .

It is a cyclic number.

It is not a de Polignac number, because 117346729 - 2¹ = 117346727 is a prime.

Together with 117346727, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 117346691 and 117346700.

It is not a weakly prime, because it can be changed into another prime (117346727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58673364 + 58673365.

It is an arithmetic number, because the mean of its divisors is an integer number (58673365).

Almost surely, 2^117346729 is an apocalyptic number.

It is an amenable number.

117346729 is a deficient number, since it is larger than the sum of its proper divisors (1).

117346729 is an equidigital number, since it uses as much as digits as its factorization.

117346729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 40.

The square root of 117346729 is about 10832.6695232523. The cubic root of 117346729 is about 489.5799941119.

The spelling of 117346729 in words is "one hundred seventeen million, three hundred forty-six thousand, seven hundred twenty-nine".