216562103 has 8 divisors (see below), whose sum is σ = 219959040. Its totient is φ = 213189120.

The previous prime is 216562097. The next prime is 216562109. The reversal of 216562103 is 301265612.

It is an interprime number because it is at equal distance from previous prime (216562097) and next prime (216562109).

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

It is a cyclic number.

It is not a de Polignac number, because 216562103 - 2⁶ = 216562039 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 (216562109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12683 + ... + 24371.

It is an arithmetic number, because the mean of its divisors is an integer number (27494880).

Almost surely, 2^216562103 is an apocalyptic number.

216562103 is a deficient number, since it is larger than the sum of its proper divisors (3396937).

216562103 is a wasteful number, since it uses less digits than its factorization.

216562103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11977.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 216562103 is about 14716.0491640929. The cubic root of 216562103 is about 600.5200149180.

The spelling of 216562103 in words is "two hundred sixteen million, five hundred sixty-two thousand, one hundred three".