117493461 has 24 divisors (see below), whose sum is σ = 172798080. Its totient is φ = 76916736.

The previous prime is 117493457. The next prime is 117493489. The reversal of 117493461 is 164394711.

117493461 = 198² + 199² + ... + 711².

It is not a de Polignac number, because 117493461 - 2² = 117493457 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117493861) 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 23 ways as a sum of consecutive naturals, for example, 182406 + ... + 183048.

It is an arithmetic number, because the mean of its divisors is an integer number (7199920).

Almost surely, 2^117493461 is an apocalyptic number.

It is an amenable number.

117493461 is a deficient number, since it is larger than the sum of its proper divisors (55304619).

117493461 is a wasteful number, since it uses less digits than its factorization.

117493461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985 (or 982 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 117493461 is about 10839.4400685644. The cubic root of 117493461 is about 489.7839683544.

The spelling of 117493461 in words is "one hundred seventeen million, four hundred ninety-three thousand, four hundred sixty-one".