104240401 has 2 divisors, whose sum is σ = 104240402. Its totient is φ = 104240400.

The previous prime is 104240387. The next prime is 104240417. The reversal of 104240401 is 104042401.

It is an a-pointer prime, because the next prime (104240417) can be obtained adding 104240401 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91107025 + 13133376 = 9545^2 + 3624^2 .

It is a cyclic number.

It is not a de Polignac number, because 104240401 - 2⁵ = 104240369 is a prime.

It is a super-2 number, since 2×104240401² = 21732122401281602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (104240431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52120200 + 52120201.

It is an arithmetic number, because the mean of its divisors is an integer number (52120201).

Almost surely, 2^104240401 is an apocalyptic number.

It is an amenable number.

104240401 is a deficient number, since it is larger than the sum of its proper divisors (1).

104240401 is an equidigital number, since it uses as much as digits as its factorization.

104240401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 104240401 is about 10209.8188524577. The cubic root of 104240401 is about 470.6290069187.

Adding to 104240401 its reverse (104042401), we get a palindrome (208282802).

The spelling of 104240401 in words is "one hundred four million, two hundred forty thousand, four hundred one".