700221173 has 2 divisors, whose sum is σ = 700221174. Its totient is φ = 700221172.

The previous prime is 700221103. The next prime is 700221191. The reversal of 700221173 is 371122007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 618914884 + 81306289 = 24878^2 + 9017^2 .

It is an emirp because it is prime and its reverse (371122007) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 700221173 - 2²⁶ = 633112309 is a prime.

It is a super-2 number, since 2×700221173² = 980619382234991858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (700221103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350110586 + 350110587.

It is an arithmetic number, because the mean of its divisors is an integer number (350110587).

Almost surely, 2^700221173 is an apocalyptic number.

It is an amenable number.

700221173 is a deficient number, since it is larger than the sum of its proper divisors (1).

700221173 is an equidigital number, since it uses as much as digits as its factorization.

700221173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 700221173 is about 26461.6925573554. The cubic root of 700221173 is about 887.9975063676.

The spelling of 700221173 in words is "seven hundred million, two hundred twenty-one thousand, one hundred seventy-three".