631106560741 has 2 divisors, whose sum is σ = 631106560742. Its totient is φ = 631106560740.

The previous prime is 631106560717. The next prime is 631106560751. The reversal of 631106560741 is 147065601136.

631106560741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 464271890625 + 166834670116 = 681375^2 + 408454^2 .

It is a cyclic number.

It is not a de Polignac number, because 631106560741 - 2⁷ = 631106560613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 631106560694 and 631106560703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (631106560751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315553280370 + 315553280371.

It is an arithmetic number, because the mean of its divisors is an integer number (315553280371).

Almost surely, 2^631106560741 is an apocalyptic number.

It is an amenable number.

631106560741 is a deficient number, since it is larger than the sum of its proper divisors (1).

631106560741 is an equidigital number, since it uses as much as digits as its factorization.

631106560741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 631106560741 in words is "six hundred thirty-one billion, one hundred six million, five hundred sixty thousand, seven hundred forty-one".