104242577 has 2 divisors, whose sum is σ = 104242578. Its totient is φ = 104242576.

The previous prime is 104242549. The next prime is 104242583. The reversal of 104242577 is 775242401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88529281 + 15713296 = 9409^2 + 3964^2 .

It is an emirp because it is prime and its reverse (775242401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104242577 - 2⁶ = 104242513 is a prime.

It is not a weakly prime, because it can be changed into another prime (104248577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52121288 + 52121289.

It is an arithmetic number, because the mean of its divisors is an integer number (52121289).

Almost surely, 2^104242577 is an apocalyptic number.

It is an amenable number.

104242577 is a deficient number, since it is larger than the sum of its proper divisors (1).

104242577 is an equidigital number, since it uses as much as digits as its factorization.

104242577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15680, while the sum is 32.

The square root of 104242577 is about 10209.9254159862. The cubic root of 104242577 is about 470.6322816618.

Adding to 104242577 its reverse (775242401), we get a palindrome (879484978).

The spelling of 104242577 in words is "one hundred four million, two hundred forty-two thousand, five hundred seventy-seven".