701663197 has 2 divisors, whose sum is σ = 701663198. Its totient is φ = 701663196.

The previous prime is 701663161. The next prime is 701663213. The reversal of 701663197 is 791366107.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 561974436 + 139688761 = 23706^2 + 11819^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-701663197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (701603197) 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, 350831598 + 350831599.

It is an arithmetic number, because the mean of its divisors is an integer number (350831599).

Almost surely, 2^701663197 is an apocalyptic number.

It is an amenable number.

701663197 is a deficient number, since it is larger than the sum of its proper divisors (1).

701663197 is an equidigital number, since it uses as much as digits as its factorization.

701663197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 701663197 is about 26488.9259314152. The cubic root of 701663197 is about 888.6066642293.

The spelling of 701663197 in words is "seven hundred one million, six hundred sixty-three thousand, one hundred ninety-seven".