700171081 has 2 divisors, whose sum is σ = 700171082. Its totient is φ = 700171080.

The previous prime is 700171019. The next prime is 700171097. The reversal of 700171081 is 180171007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 654541056 + 45630025 = 25584^2 + 6755^2 .

It is a cyclic number.

It is not a de Polignac number, because 700171081 - 2¹¹ = 700169033 is a prime.

It is a super-2 number, since 2×700171081² = 980479085337417122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (700111081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350085540 + 350085541.

It is an arithmetic number, because the mean of its divisors is an integer number (350085541).

Almost surely, 2^700171081 is an apocalyptic number.

It is an amenable number.

700171081 is a deficient number, since it is larger than the sum of its proper divisors (1).

700171081 is an equidigital number, since it uses as much as digits as its factorization.

700171081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 25.

The square root of 700171081 is about 26460.7460401252. The cubic root of 700171081 is about 887.9763308526.

The spelling of 700171081 in words is "seven hundred million, one hundred seventy-one thousand, eighty-one".