117580121 has 2 divisors, whose sum is σ = 117580122. Its totient is φ = 117580120.

The previous prime is 117580093. The next prime is 117580139. The reversal of 117580121 is 121085711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114811225 + 2768896 = 10715^2 + 1664^2 .

It is a cyclic number.

It is not a de Polignac number, because 117580121 - 2¹⁴ = 117563737 is a prime.

It is not a weakly prime, because it can be changed into another prime (117580171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58790060 + 58790061.

It is an arithmetic number, because the mean of its divisors is an integer number (58790061).

Almost surely, 2^117580121 is an apocalyptic number.

It is an amenable number.

117580121 is a deficient number, since it is larger than the sum of its proper divisors (1).

117580121 is an equidigital number, since it uses as much as digits as its factorization.

117580121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 26.

The square root of 117580121 is about 10843.4367706922. The cubic root of 117580121 is about 489.9043558984.

The spelling of 117580121 in words is "one hundred seventeen million, five hundred eighty thousand, one hundred twenty-one".