117473143 has 4 divisors (see below), whose sum is σ = 123655960. Its totient is φ = 111290328.

The previous prime is 117473141. The next prime is 117473183. The reversal of 117473143 is 341374711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341374711 = 2339 ⋅145949.

It is a cyclic number.

It is not a de Polignac number, because 117473143 - 2¹ = 117473141 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 (117473141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3091380 + ... + 3091417.

It is an arithmetic number, because the mean of its divisors is an integer number (30913990).

Almost surely, 2^117473143 is an apocalyptic number.

117473143 is a deficient number, since it is larger than the sum of its proper divisors (6182817).

117473143 is an equidigital number, since it uses as much as digits as its factorization.

117473143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6182816.

The product of its digits is 7056, while the sum is 31.

The square root of 117473143 is about 10838.5028025092. The cubic root of 117473143 is about 489.7557341467.

The spelling of 117473143 in words is "one hundred seventeen million, four hundred seventy-three thousand, one hundred forty-three".