708109 has 2 divisors, whose sum is σ = 708110. Its totient is φ = 708108.

The previous prime is 708091. The next prime is 708119. The reversal of 708109 is 901807.

708109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (708091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 635209 + 72900 = 797^2 + 270^2 .

It is a cyclic number.

It is not a de Polignac number, because 708109 - 2⁷ = 707981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (708119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354054 + 354055.

It is an arithmetic number, because the mean of its divisors is an integer number (354055).

2⁷⁰⁸¹⁰⁹ is an apocalyptic number.

It is an amenable number.

708109 is a deficient number, since it is larger than the sum of its proper divisors (1).

708109 is an equidigital number, since it uses as much as digits as its factorization.

708109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 708109 is about 841.4921271171. The cubic root of 708109 is about 89.1319424966.

The spelling of 708109 in words is "seven hundred eight thousand, one hundred nine".