701831138137 has 2 divisors, whose sum is σ = 701831138138. Its totient is φ = 701831138136.

The previous prime is 701831138119. The next prime is 701831138167. The reversal of 701831138137 is 731831138107.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 430885903561 + 270945234576 = 656419^2 + 520524^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-701831138137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 701831138093 and 701831138102.

It is not a weakly prime, because it can be changed into another prime (701831138167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350915569068 + 350915569069.

It is an arithmetic number, because the mean of its divisors is an integer number (350915569069).

Almost surely, 2^701831138137 is an apocalyptic number.

It is an amenable number.

701831138137 is a deficient number, since it is larger than the sum of its proper divisors (1).

701831138137 is an equidigital number, since it uses as much as digits as its factorization.

701831138137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 43.

The spelling of 701831138137 in words is "seven hundred one billion, eight hundred thirty-one million, one hundred thirty-eight thousand, one hundred thirty-seven".