331084839653 has 2 divisors, whose sum is σ = 331084839654. Its totient is φ = 331084839652.

The previous prime is 331084839643. The next prime is 331084839671. The reversal of 331084839653 is 356938480133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 330651450529 + 433389124 = 575023^2 + 20818^2 .

It is a cyclic number.

It is not a de Polignac number, because 331084839653 - 2¹⁰ = 331084838629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 331084839595 and 331084839604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331084839643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165542419826 + 165542419827.

It is an arithmetic number, because the mean of its divisors is an integer number (165542419827).

Almost surely, 2^331084839653 is an apocalyptic number.

It is an amenable number.

331084839653 is a deficient number, since it is larger than the sum of its proper divisors (1).

331084839653 is an equidigital number, since it uses as much as digits as its factorization.

331084839653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5598720, while the sum is 53.

The spelling of 331084839653 in words is "three hundred thirty-one billion, eighty-four million, eight hundred thirty-nine thousand, six hundred fifty-three".