117473913 has 6 divisors (see below), whose sum is σ = 169684554. Its totient is φ = 78315936.

The previous prime is 117473899. The next prime is 117473933. The reversal of 117473913 is 319374711.

It can be written as a sum of positive squares in only one way, i.e., 116575209 + 898704 = 10797^2 + 948^2 .

It is a de Polignac number, because none of the positive numbers 2^k-117473913 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (117473933) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6526320 + ... + 6526337.

It is an arithmetic number, because the mean of its divisors is an integer number (28280759).

Almost surely, 2^117473913 is an apocalyptic number.

It is an amenable number.

117473913 is a deficient number, since it is larger than the sum of its proper divisors (52210641).

117473913 is a wasteful number, since it uses less digits than its factorization.

117473913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13052663 (or 13052660 counting only the distinct ones).

The product of its digits is 15876, while the sum is 36.

The square root of 117473913 is about 10838.5383239623. The cubic root of 117473913 is about 489.7568042099.

The spelling of 117473913 in words is "one hundred seventeen million, four hundred seventy-three thousand, nine hundred thirteen".