701665331 has 2 divisors, whose sum is σ = 701665332. Its totient is φ = 701665330.

The previous prime is 701665313. The next prime is 701665387. The reversal of 701665331 is 133566107.

Together with previous prime (701665313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-701665331 is a prime.

It is a super-2 number, since 2×701665331² = 984668473454679122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (701665031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350832665 + 350832666.

It is an arithmetic number, because the mean of its divisors is an integer number (350832666).

Almost surely, 2^701665331 is an apocalyptic number.

701665331 is a deficient number, since it is larger than the sum of its proper divisors (1).

701665331 is an equidigital number, since it uses as much as digits as its factorization.

701665331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 701665331 is about 26488.9662123685. The cubic root of 701665331 is about 888.6075650816.

The spelling of 701665331 in words is "seven hundred one million, six hundred sixty-five thousand, three hundred thirty-one".