5104403661 has 8 divisors (see below), whose sum is σ = 7778138944. Its totient is φ = 2916802080.

The previous prime is 5104403641. The next prime is 5104403671. The reversal of 5104403661 is 1663044015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5104403661 - 2⁹ = 5104403149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5104403621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121533400 + ... + 121533441.

It is an arithmetic number, because the mean of its divisors is an integer number (972267368).

Almost surely, 2^5104403661 is an apocalyptic number.

It is an amenable number.

5104403661 is a deficient number, since it is larger than the sum of its proper divisors (2673735283).

5104403661 is a wasteful number, since it uses less digits than its factorization.

5104403661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243066851.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 5104403661 is about 71445.1094267480. The cubic root of 5104403661 is about 1721.7959046328.

Adding to 5104403661 its reverse (1663044015), we get a palindrome (6767447676).

The spelling of 5104403661 in words is "five billion, one hundred four million, four hundred three thousand, six hundred sixty-one".