104144013 has 6 divisors (see below), whose sum is σ = 150430254. Its totient is φ = 69429336.

The previous prime is 104144009. The next prime is 104144071. The reversal of 104144013 is 310441401.

It can be written as a sum of positive squares in only one way, i.e., 72131049 + 32012964 = 8493^2 + 5658^2 .

It is not a de Polignac number, because 104144013 - 2² = 104144009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104144003) 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, 5785770 + ... + 5785787.

It is an arithmetic number, because the mean of its divisors is an integer number (25071709).

Almost surely, 2^104144013 is an apocalyptic number.

It is an amenable number.

104144013 is a deficient number, since it is larger than the sum of its proper divisors (46286241).

104144013 is a wasteful number, since it uses less digits than its factorization.

104144013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11571563 (or 11571560 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 104144013 is about 10205.0974027689. The cubic root of 104144013 is about 470.4839033012.

Adding to 104144013 its reverse (310441401), we get a palindrome (414585414).

It can be divided in two parts, 1041 and 44013, that added together give a palindrome (45054).

The spelling of 104144013 in words is "one hundred four million, one hundred forty-four thousand, thirteen".