341542306561 has 2 divisors, whose sum is σ = 341542306562. Its totient is φ = 341542306560.

The previous prime is 341542306559. The next prime is 341542306583. The reversal of 341542306561 is 165603245143.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 339940305936 + 1602000625 = 583044^2 + 40025^2 .

It is a cyclic number.

It is not a de Polignac number, because 341542306561 - 2¹ = 341542306559 is a prime.

It is a super-2 number, since 2×341542306561² (a number of 24 digits) contains 22 as substring.

Together with 341542306559, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (341542306541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170771153280 + 170771153281.

It is an arithmetic number, because the mean of its divisors is an integer number (170771153281).

Almost surely, 2^341542306561 is an apocalyptic number.

It is an amenable number.

341542306561 is a deficient number, since it is larger than the sum of its proper divisors (1).

341542306561 is an equidigital number, since it uses as much as digits as its factorization.

341542306561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 341542306561 in words is "three hundred forty-one billion, five hundred forty-two million, three hundred six thousand, five hundred sixty-one".