104019541 has 2 divisors, whose sum is σ = 104019542. Its totient is φ = 104019540.

The previous prime is 104019533. The next prime is 104019563. The reversal of 104019541 is 145910401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65950641 + 38068900 = 8121^2 + 6170^2 .

It is a cyclic number.

It is not a de Polignac number, because 104019541 - 2³ = 104019533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104019511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52009770 + 52009771.

It is an arithmetic number, because the mean of its divisors is an integer number (52009771).

Almost surely, 2^104019541 is an apocalyptic number.

It is an amenable number.

104019541 is a deficient number, since it is larger than the sum of its proper divisors (1).

104019541 is an equidigital number, since it uses as much as digits as its factorization.

104019541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 104019541 is about 10198.9970585347. The cubic root of 104019541 is about 470.2963891811.

Adding to 104019541 its reverse (145910401), we get a palindrome (249929942).

The spelling of 104019541 in words is "one hundred four million, nineteen thousand, five hundred forty-one".