701656477 has 2 divisors, whose sum is σ = 701656478. Its totient is φ = 701656476.

The previous prime is 701656471. The next prime is 701656507. The reversal of 701656477 is 774656107.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 698069241 + 3587236 = 26421^2 + 1894^2 .

It is an emirp because it is prime and its reverse (774656107) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-701656477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (701656471) 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, 350828238 + 350828239.

It is an arithmetic number, because the mean of its divisors is an integer number (350828239).

Almost surely, 2^701656477 is an apocalyptic number.

It is an amenable number.

701656477 is a deficient number, since it is larger than the sum of its proper divisors (1).

701656477 is an equidigital number, since it uses as much as digits as its factorization.

701656477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 246960, while the sum is 43.

The square root of 701656477 is about 26488.7990856513. The cubic root of 701656477 is about 888.6038274192.

The spelling of 701656477 in words is "seven hundred one million, six hundred fifty-six thousand, four hundred seventy-seven".