117070729 has 2 divisors, whose sum is σ = 117070730. Its totient is φ = 117070728.

The previous prime is 117070711. The next prime is 117070739. The reversal of 117070729 is 927070711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88736400 + 28334329 = 9420^2 + 5323^2 .

It is a cyclic number.

It is not a de Polignac number, because 117070729 - 2⁵ = 117070697 is a prime.

It is equal to p_6684262 and since 117070729 and 6684262 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 117070694 and 117070703.

It is not a weakly prime, because it can be changed into another prime (117070739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58535364 + 58535365.

It is an arithmetic number, because the mean of its divisors is an integer number (58535365).

Almost surely, 2^117070729 is an apocalyptic number.

It is an amenable number.

117070729 is a deficient number, since it is larger than the sum of its proper divisors (1).

117070729 is an equidigital number, since it uses as much as digits as its factorization.

117070729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6174, while the sum is 34.

The square root of 117070729 is about 10819.9227816099. The cubic root of 117070729 is about 489.1958613922.

The spelling of 117070729 in words is "one hundred seventeen million, seventy thousand, seven hundred twenty-nine".