117042573 has 4 divisors (see below), whose sum is σ = 156056768. Its totient is φ = 78028380.

The previous prime is 117042553. The next prime is 117042589. The reversal of 117042573 is 375240711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-117042573 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117042573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117042553) 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, 19507093 + ... + 19507098.

It is an arithmetic number, because the mean of its divisors is an integer number (39014192).

Almost surely, 2^117042573 is an apocalyptic number.

It is an amenable number.

117042573 is a deficient number, since it is larger than the sum of its proper divisors (39014195).

117042573 is an equidigital number, since it uses as much as digits as its factorization.

117042573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39014194.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 117042573 is about 10818.6215850264. The cubic root of 117042573 is about 489.1566403641.

The spelling of 117042573 in words is "one hundred seventeen million, forty-two thousand, five hundred seventy-three".