117580139 has 2 divisors, whose sum is σ = 117580140. Its totient is φ = 117580138.

The previous prime is 117580121. The next prime is 117580147. The reversal of 117580139 is 931085711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117580139 - 2¹⁶ = 117514603 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117580099 and 117580108.

It is not a weakly prime, because it can be changed into another prime (117580739) 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 as a sum of consecutive naturals, namely, 58790069 + 58790070.

It is an arithmetic number, because the mean of its divisors is an integer number (58790070).

Almost surely, 2^117580139 is an apocalyptic number.

117580139 is a deficient number, since it is larger than the sum of its proper divisors (1).

117580139 is an equidigital number, since it uses as much as digits as its factorization.

117580139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 35.

The square root of 117580139 is about 10843.4376006873. The cubic root of 117580139 is about 489.9043808977.

The spelling of 117580139 in words is "one hundred seventeen million, five hundred eighty thousand, one hundred thirty-nine".