355321151413121 has 2 divisors, whose sum is σ = 355321151413122. Its totient is φ = 355321151413120.

The previous prime is 355321151413117. The next prime is 355321151413133. The reversal of 355321151413121 is 121314151123553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 333407003038096 + 21914148375025 = 18259436^2 + 4681255^2 .

It is a cyclic number.

It is not a de Polignac number, because 355321151413121 - 2² = 355321151413117 is a prime.

It is not a weakly prime, because it can be changed into another prime (355321151419121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177660575706560 + 177660575706561.

It is an arithmetic number, because the mean of its divisors is an integer number (177660575706561).

Almost surely, 2^{355321151413121} is an apocalyptic number.

It is an amenable number.

355321151413121 is a deficient number, since it is larger than the sum of its proper divisors (1).

355321151413121 is an equidigital number, since it uses as much as digits as its factorization.

355321151413121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 38.

The spelling of 355321151413121 in words is "three hundred fifty-five trillion, three hundred twenty-one billion, one hundred fifty-one million, four hundred thirteen thousand, one hundred twenty-one".