117401593 has 4 divisors (see below), whose sum is σ = 119009908. Its totient is φ = 115793280.

The previous prime is 117401587. The next prime is 117401623. The reversal of 117401593 is 395104711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 395104711 = 421 ⋅938491.

It can be written as a sum of positive squares in 2 ways, for example, as 31505769 + 85895824 = 5613^2 + 9268^2 .

It is a cyclic number.

It is not a de Polignac number, because 117401593 - 2⁵ = 117401561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117401533) 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, 804048 + ... + 804193.

It is an arithmetic number, because the mean of its divisors is an integer number (29752477).

Almost surely, 2^117401593 is an apocalyptic number.

It is an amenable number.

117401593 is a deficient number, since it is larger than the sum of its proper divisors (1608315).

117401593 is an equidigital number, since it uses as much as digits as its factorization.

117401593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608314.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 117401593 is about 10835.2015671145. The cubic root of 117401593 is about 489.6562812314.

The spelling of 117401593 in words is "one hundred seventeen million, four hundred one thousand, five hundred ninety-three".