117053780121 has 12 divisors (see below), whose sum is σ = 174531801600. Its totient is φ = 75518567640.

The previous prime is 117053780083. The next prime is 117053780153. The reversal of 117053780121 is 121087350711.

117053780121 is a `hidden beast` number, since 117 + 0 + 537 + 8 + 0 + 1 + 2 + 1 = 666.

It is not a de Polignac number, because 117053780121 - 2⁶ = 117053780057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (117053780171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209773521 + ... + 209774078.

It is an arithmetic number, because the mean of its divisors is an integer number (14544316800).

Almost surely, 2^117053780121 is an apocalyptic number.

It is an amenable number.

117053780121 is a deficient number, since it is larger than the sum of its proper divisors (57478021479).

117053780121 is a wasteful number, since it uses less digits than its factorization.

117053780121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419547636 (or 419547633 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 36.

The spelling of 117053780121 in words is "one hundred seventeen billion, fifty-three million, seven hundred eighty thousand, one hundred twenty-one".