117573727 has 6 divisors (see below), whose sum is σ = 119211792. Its totient is φ = 115957872.

The previous prime is 117573721. The next prime is 117573749. The reversal of 117573727 is 727375711.

It is a happy number.

It is not a de Polignac number, because 117573727 - 2³ = 117573719 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 117573727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117573721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5703 + ... + 16360.

It is an arithmetic number, because the mean of its divisors is an integer number (19868632).

Almost surely, 2^117573727 is an apocalyptic number.

117573727 is a deficient number, since it is larger than the sum of its proper divisors (1638065).

117573727 is an frugal number, since it uses more digits than its factorization.

117573727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22209 (or 22136 counting only the distinct ones).

The product of its digits is 72030, while the sum is 40.

The square root of 117573727 is about 10843.1419339599. The cubic root of 117573727 is about 489.8954754142.

The spelling of 117573727 in words is "one hundred seventeen million, five hundred seventy-three thousand, seven hundred twenty-seven".