104641393 has 2 divisors, whose sum is σ = 104641394. Its totient is φ = 104641392.

The previous prime is 104641387. The next prime is 104641457. The reversal of 104641393 is 393146401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98962704 + 5678689 = 9948^2 + 2383^2 .

It is an emirp because it is prime and its reverse (393146401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104641393 is a prime.

It is a super-2 number, since 2×104641393² = 21899642257960898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (104641343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52320696 + 52320697.

It is an arithmetic number, because the mean of its divisors is an integer number (52320697).

Almost surely, 2^104641393 is an apocalyptic number.

It is an amenable number.

104641393 is a deficient number, since it is larger than the sum of its proper divisors (1).

104641393 is an equidigital number, since it uses as much as digits as its factorization.

104641393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 104641393 is about 10229.4375700720. The cubic root of 104641393 is about 471.2317066825.

Adding to 104641393 its reverse (393146401), we get a palindrome (497787794).

The spelling of 104641393 in words is "one hundred four million, six hundred forty-one thousand, three hundred ninety-three".