104154565354321 has 2 divisors, whose sum is σ = 104154565354322. Its totient is φ = 104154565354320.

The previous prime is 104154565354289. The next prime is 104154565354379. The reversal of 104154565354321 is 123453565451401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103704914640721 + 449650713600 = 10183561^2 + 670560^2 .

It is a cyclic number.

It is not a de Polignac number, because 104154565354321 - 2⁵ = 104154565354289 is a prime.

It is not a weakly prime, because it can be changed into another prime (104154565358321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52077282677160 + 52077282677161.

It is an arithmetic number, because the mean of its divisors is an integer number (52077282677161).

Almost surely, 2^{104154565354321} is an apocalyptic number.

It is an amenable number.

104154565354321 is a deficient number, since it is larger than the sum of its proper divisors (1).

104154565354321 is an equidigital number, since it uses as much as digits as its factorization.

104154565354321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320000, while the sum is 49.

The spelling of 104154565354321 in words is "one hundred four trillion, one hundred fifty-four billion, five hundred sixty-five million, three hundred fifty-four thousand, three hundred twenty-one".