117211573 has 4 divisors (see below), whose sum is σ = 117411840. Its totient is φ = 117011308.

The previous prime is 117211571. The next prime is 117211613. The reversal of 117211573 is 375112711.

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 cyclic number.

It is not a de Polignac number, because 117211573 - 2¹ = 117211571 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 (117211571) 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, 99253 + ... + 100426.

It is an arithmetic number, because the mean of its divisors is an integer number (29352960).

Almost surely, 2^117211573 is an apocalyptic number.

It is an amenable number.

117211573 is a deficient number, since it is larger than the sum of its proper divisors (200267).

117211573 is an equidigital number, since it uses as much as digits as its factorization.

117211573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200266.

The product of its digits is 1470, while the sum is 28.

The square root of 117211573 is about 10826.4293744521. The cubic root of 117211573 is about 489.3919613350.

The spelling of 117211573 in words is "one hundred seventeen million, two hundred eleven thousand, five hundred seventy-three".