104911321 has 2 divisors, whose sum is σ = 104911322. Its totient is φ = 104911320.

The previous prime is 104911309. The next prime is 104911337. The reversal of 104911321 is 123119401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70560000 + 34351321 = 8400^2 + 5861^2 .

It is a cyclic number.

It is not a de Polignac number, because 104911321 - 2⁹ = 104910809 is a prime.

It is a super-2 number, since 2×104911321² = 22012770547930082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 104911292 and 104911301.

It is not a weakly prime, because it can be changed into another prime (104911351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52455660 + 52455661.

It is an arithmetic number, because the mean of its divisors is an integer number (52455661).

Almost surely, 2^104911321 is an apocalyptic number.

It is an amenable number.

104911321 is a deficient number, since it is larger than the sum of its proper divisors (1).

104911321 is an equidigital number, since it uses as much as digits as its factorization.

104911321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 104911321 is about 10242.6227598208. The cubic root of 104911321 is about 471.6365478041.

The spelling of 104911321 in words is "one hundred four million, nine hundred eleven thousand, three hundred twenty-one".