5503515321 has 16 divisors (see below), whose sum is σ = 7552657728. Its totient is φ = 3562540800.

The previous prime is 5503515317. The next prime is 5503515331. The reversal of 5503515321 is 1235153055.

It is not a de Polignac number, because 5503515321 - 2² = 5503515317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5503515331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80076 + ... + 131981.

It is an arithmetic number, because the mean of its divisors is an integer number (472041108).

Almost surely, 2^5503515321 is an apocalyptic number.

It is an amenable number.

5503515321 is a deficient number, since it is larger than the sum of its proper divisors (2049142407).

5503515321 is a wasteful number, since it uses less digits than its factorization.

5503515321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212312.

The product of its (nonzero) digits is 11250, while the sum is 30.

The square root of 5503515321 is about 74185.6813745078. The cubic root of 5503515321 is about 1765.5501574984.

Adding to 5503515321 its reverse (1235153055), we get a palindrome (6738668376).

The spelling of 5503515321 in words is "five billion, five hundred three million, five hundred fifteen thousand, three hundred twenty-one".