610898117 has 2 divisors, whose sum is σ = 610898118. Its totient is φ = 610898116.

The previous prime is 610898069. The next prime is 610898131. The reversal of 610898117 is 711898016.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 402644356 + 208253761 = 20066^2 + 14431^2 .

It is a cyclic number.

It is not a de Polignac number, because 610898117 - 2⁶ = 610898053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610891117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305449058 + 305449059.

It is an arithmetic number, because the mean of its divisors is an integer number (305449059).

Almost surely, 2^610898117 is an apocalyptic number.

It is an amenable number.

610898117 is a deficient number, since it is larger than the sum of its proper divisors (1).

610898117 is an equidigital number, since it uses as much as digits as its factorization.

610898117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 41.

The square root of 610898117 is about 24716.3532301996. The cubic root of 610898117 is about 848.5086268154.

The spelling of 610898117 in words is "six hundred ten million, eight hundred ninety-eight thousand, one hundred seventeen".