104003381 has 2 divisors, whose sum is σ = 104003382. Its totient is φ = 104003380.

The previous prime is 104003329. The next prime is 104003387. The reversal of 104003381 is 183300401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103836100 + 167281 = 10190^2 + 409^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104003381 is a prime.

It is a super-2 number, since 2×104003381² = 21633406518862322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104003387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52001690 + 52001691.

It is an arithmetic number, because the mean of its divisors is an integer number (52001691).

Almost surely, 2^104003381 is an apocalyptic number.

It is an amenable number.

104003381 is a deficient number, since it is larger than the sum of its proper divisors (1).

104003381 is an equidigital number, since it uses as much as digits as its factorization.

104003381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 104003381 is about 10198.2047930016. The cubic root of 104003381 is about 470.2720335547.

Adding to 104003381 its reverse (183300401), we get a palindrome (287303782).

The spelling of 104003381 in words is "one hundred four million, three thousand, three hundred eighty-one".