5581603213 has 4 divisors (see below), whose sum is σ = 5603840928. Its totient is φ = 5559365500.

The previous prime is 5581603211. The next prime is 5581603219. The reversal of 5581603213 is 3123061855.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5581603213 - 2¹ = 5581603211 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 (5581603211) 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 3 ways as a sum of consecutive naturals, for example, 11118481 + ... + 11118982.

It is an arithmetic number, because the mean of its divisors is an integer number (1400960232).

Almost surely, 2^5581603213 is an apocalyptic number.

It is an amenable number.

5581603213 is a deficient number, since it is larger than the sum of its proper divisors (22237715).

5581603213 is a wasteful number, since it uses less digits than its factorization.

5581603213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22237714.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 5581603213 is about 74710.1279144936. The cubic root of 5581603213 is about 1773.8612772180.

The spelling of 5581603213 in words is "five billion, five hundred eighty-one million, six hundred three thousand, two hundred thirteen".