1353917220839 has 2 divisors, whose sum is σ = 1353917220840. Its totient is φ = 1353917220838.

The previous prime is 1353917220779. The next prime is 1353917220883. The reversal of 1353917220839 is 9380227193531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1353917220839 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1353917220889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676958610419 + 676958610420.

It is an arithmetic number, because the mean of its divisors is an integer number (676958610420).

Almost surely, 2^{1353917220839} is an apocalyptic number.

1353917220839 is a deficient number, since it is larger than the sum of its proper divisors (1).

1353917220839 is an equidigital number, since it uses as much as digits as its factorization.

1353917220839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 1353917220839 in words is "one trillion, three hundred fifty-three billion, nine hundred seventeen million, two hundred twenty thousand, eight hundred thirty-nine".