6217661303 has 12 divisors (see below), whose sum is σ = 7304407272. Its totient is φ = 5276653200.

The previous prime is 6217661299. The next prime is 6217661321. The reversal of 6217661303 is 3031667126.

It is not a de Polignac number, because 6217661303 - 2² = 6217661299 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 (6217661363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 623225 + ... + 633122.

It is an arithmetic number, because the mean of its divisors is an integer number (608700606).

Almost surely, 2^6217661303 is an apocalyptic number.

6217661303 is a deficient number, since it is larger than the sum of its proper divisors (1086745969).

6217661303 is a wasteful number, since it uses less digits than its factorization.

6217661303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256462 (or 1256455 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 6217661303 is about 78852.1483727615. The cubic root of 6217661303 is about 1838.8332733225.

The spelling of 6217661303 in words is "six billion, two hundred seventeen million, six hundred sixty-one thousand, three hundred three".