117473345 has 16 divisors (see below), whose sum is σ = 159088320. Its totient is φ = 82488000.

The previous prime is 117473341. The next prime is 117473347. The reversal of 117473345 is 543374711.

It is not a de Polignac number, because 117473345 - 2² = 117473341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117473341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35231 + ... + 38420.

It is an arithmetic number, because the mean of its divisors is an integer number (9943020).

Almost surely, 2^117473345 is an apocalyptic number.

It is an amenable number.

117473345 is a deficient number, since it is larger than the sum of its proper divisors (41614975).

117473345 is a wasteful number, since it uses less digits than its factorization.

117473345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73696.

The product of its digits is 35280, while the sum is 35.

The square root of 117473345 is about 10838.5121211354. The cubic root of 117473345 is about 489.7560148650.

The spelling of 117473345 in words is "one hundred seventeen million, four hundred seventy-three thousand, three hundred forty-five".