117199853 has 16 divisors (see below), whose sum is σ = 127960560. Its totient is φ = 106905600.

The previous prime is 117199837. The next prime is 117199861. The reversal of 117199853 is 358991711.

It can be written as a sum of positive squares in 8 ways, for example, as 60016009 + 57183844 = 7747^2 + 7562^2 .

It is a cyclic number.

It is not a de Polignac number, because 117199853 - 2⁴ = 117199837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117199813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125693 + ... + 126621.

It is an arithmetic number, because the mean of its divisors is an integer number (7997535).

Almost surely, 2^117199853 is an apocalyptic number.

It is an amenable number.

117199853 is a deficient number, since it is larger than the sum of its proper divisors (10760707).

117199853 is a wasteful number, since it uses less digits than its factorization.

117199853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168.

The product of its digits is 68040, while the sum is 44.

The square root of 117199853 is about 10825.8880929003. Note that the first 3 decimals coincide. The cubic root of 117199853 is about 489.3756493366.

The spelling of 117199853 in words is "one hundred seventeen million, one hundred ninety-nine thousand, eight hundred fifty-three".