117085453 has 2 divisors, whose sum is σ = 117085454. Its totient is φ = 117085452.

The previous prime is 117085447. The next prime is 117085457. The reversal of 117085453 is 354580711.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91814724 + 25270729 = 9582^2 + 5027^2 .

It is an emirp because it is prime and its reverse (354580711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117085453 - 2²¹ = 114988301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117085457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58542726 + 58542727.

It is an arithmetic number, because the mean of its divisors is an integer number (58542727).

Almost surely, 2^117085453 is an apocalyptic number.

It is an amenable number.

117085453 is a deficient number, since it is larger than the sum of its proper divisors (1).

117085453 is an equidigital number, since it uses as much as digits as its factorization.

117085453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 117085453 is about 10820.6031717275. The cubic root of 117085453 is about 489.2163692737.

It can be divided in two parts, 11708 and 5453, that added together give a square (17161 = 131²).

The spelling of 117085453 in words is "one hundred seventeen million, eighty-five thousand, four hundred fifty-three".