117601893 has 6 divisors (see below), whose sum is σ = 169869414. Its totient is φ = 78401256.

The previous prime is 117601889. The next prime is 117601907. The reversal of 117601893 is 398106711.

It can be written as a sum of positive squares in only one way, i.e., 117353889 + 248004 = 10833^2 + 498^2 .

It is not a de Polignac number, because 117601893 - 2² = 117601889 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117601853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6533430 + ... + 6533447.

It is an arithmetic number, because the mean of its divisors is an integer number (28311569).

Almost surely, 2^117601893 is an apocalyptic number.

It is an amenable number.

117601893 is a deficient number, since it is larger than the sum of its proper divisors (52267521).

117601893 is a wasteful number, since it uses less digits than its factorization.

117601893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13066883 (or 13066880 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 117601893 is about 10844.4406494757. The cubic root of 117601893 is about 489.9345921301.

The spelling of 117601893 in words is "one hundred seventeen million, six hundred one thousand, eight hundred ninety-three".