354311544161 has 2 divisors, whose sum is σ = 354311544162. Its totient is φ = 354311544160.

The previous prime is 354311544143. The next prime is 354311544199. The reversal of 354311544161 is 161445113453.

It is an a-pointer prime, because the next prime (354311544199) can be obtained adding 354311544161 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 353140193536 + 1171350625 = 594256^2 + 34225^2 .

It is a cyclic number.

It is not a de Polignac number, because 354311544161 - 2³⁴ = 337131674977 is a prime.

It is not a weakly prime, because it can be changed into another prime (354311544121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177155772080 + 177155772081.

It is an arithmetic number, because the mean of its divisors is an integer number (177155772081).

Almost surely, 2^354311544161 is an apocalyptic number.

It is an amenable number.

354311544161 is a deficient number, since it is larger than the sum of its proper divisors (1).

354311544161 is an equidigital number, since it uses as much as digits as its factorization.

354311544161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 38.

The spelling of 354311544161 in words is "three hundred fifty-four billion, three hundred eleven million, five hundred forty-four thousand, one hundred sixty-one".