1359909211049 has 2 divisors, whose sum is σ = 1359909211050. Its totient is φ = 1359909211048.

The previous prime is 1359909211021. The next prime is 1359909211081. The reversal of 1359909211049 is 9401129099531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 893085481024 + 466823730025 = 945032^2 + 683245^2 .

It is a cyclic number.

It is not a de Polignac number, because 1359909211049 - 2²⁴ = 1359892433833 is a prime.

It is not a weakly prime, because it can be changed into another prime (1359909213049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 679954605524 + 679954605525.

It is an arithmetic number, because the mean of its divisors is an integer number (679954605525).

Almost surely, 2^{1359909211049} is an apocalyptic number.

It is an amenable number.

1359909211049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1359909211049 is an equidigital number, since it uses as much as digits as its factorization.

1359909211049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 787320, while the sum is 53.

The spelling of 1359909211049 in words is "one trillion, three hundred fifty-nine billion, nine hundred nine million, two hundred eleven thousand, forty-nine".