104011213 has 2 divisors, whose sum is σ = 104011214. Its totient is φ = 104011212.

The previous prime is 104011211. The next prime is 104011217. The reversal of 104011213 is 312110401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103489929 + 521284 = 10173^2 + 722^2 .

It is a cyclic number.

It is not a de Polignac number, because 104011213 - 2¹ = 104011211 is a prime.

Together with 104011211, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 104011193 and 104011202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104011211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52005606 + 52005607.

It is an arithmetic number, because the mean of its divisors is an integer number (52005607).

Almost surely, 2^104011213 is an apocalyptic number.

It is an amenable number.

104011213 is a deficient number, since it is larger than the sum of its proper divisors (1).

104011213 is an equidigital number, since it uses as much as digits as its factorization.

104011213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 104011213 is about 10198.5887749237. The cubic root of 104011213 is about 470.2838379085.

Adding to 104011213 its reverse (312110401), we get a palindrome (416121614).

The spelling of 104011213 in words is "one hundred four million, eleven thousand, two hundred thirteen".