1351113405689 has 2 divisors, whose sum is σ = 1351113405690. Its totient is φ = 1351113405688.

The previous prime is 1351113405637. The next prime is 1351113405773. The reversal of 1351113405689 is 9865043111531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1339766895289 + 11346510400 = 1157483^2 + 106520^2 .

It is a cyclic number.

It is not a de Polignac number, because 1351113405689 - 2¹² = 1351113401593 is a prime.

It is not a weakly prime, because it can be changed into another prime (1351113405619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675556702844 + 675556702845.

It is an arithmetic number, because the mean of its divisors is an integer number (675556702845).

Almost surely, 2^{1351113405689} is an apocalyptic number.

It is an amenable number.

1351113405689 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351113405689 is an equidigital number, since it uses as much as digits as its factorization.

1351113405689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 47.

The spelling of 1351113405689 in words is "one trillion, three hundred fifty-one billion, one hundred thirteen million, four hundred five thousand, six hundred eighty-nine".