701126642137 has 2 divisors, whose sum is σ = 701126642138. Its totient is φ = 701126642136.

The previous prime is 701126642129. The next prime is 701126642213. The reversal of 701126642137 is 731246621107.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 689927923161 + 11198718976 = 830619^2 + 105824^2 .

It is an emirp because it is prime and its reverse (731246621107) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 701126642137 - 2³ = 701126642129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 701126642137.

It is not a weakly prime, because it can be changed into another prime (701126646137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350563321068 + 350563321069.

It is an arithmetic number, because the mean of its divisors is an integer number (350563321069).

Almost surely, 2^701126642137 is an apocalyptic number.

It is an amenable number.

701126642137 is a deficient number, since it is larger than the sum of its proper divisors (1).

701126642137 is an equidigital number, since it uses as much as digits as its factorization.

701126642137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 40.

The spelling of 701126642137 in words is "seven hundred one billion, one hundred twenty-six million, six hundred forty-two thousand, one hundred thirty-seven".