104400331 has 6 divisors (see below), whose sum is σ = 121445340. Its totient is φ = 89485956.

The previous prime is 104400287. The next prime is 104400337. The reversal of 104400331 is 133004401.

It is not a de Polignac number, because 104400331 - 2¹⁷ = 104269259 is a prime.

It is a super-2 number, since 2×104400331² = 21798858225819122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104400337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1065261 + ... + 1065358.

It is an arithmetic number, because the mean of its divisors is an integer number (20240890).

Almost surely, 2^104400331 is an apocalyptic number.

104400331 is a deficient number, since it is larger than the sum of its proper divisors (17045009).

104400331 is an equidigital number, since it uses as much as digits as its factorization.

104400331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130633 (or 2130626 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 104400331 is about 10217.6480170341. The cubic root of 104400331 is about 470.8695701942.

Adding to 104400331 its reverse (133004401), we get a palindrome (237404732).

The spelling of 104400331 in words is "one hundred four million, four hundred thousand, three hundred thirty-one".