102243 has 8 divisors (see below), whose sum is σ = 137808. Its totient is φ = 67424.

The previous prime is 102241. The next prime is 102251. The reversal of 102243 is 342201.

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 102243 - 2¹ = 102241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102241) 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, 421 + ... + 617.

It is an arithmetic number, because the mean of its divisors is an integer number (17226).

2¹⁰²²⁴³ is an apocalyptic number.

102243 is a deficient number, since it is larger than the sum of its proper divisors (35565).

102243 is a wasteful number, since it uses less digits than its factorization.

102243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 102243 is about 319.7545933994. The cubic root of 102243 is about 46.7603616447.

Adding to 102243 its reverse (342201), we get a palindrome (444444).

The spelling of 102243 in words is "one hundred two thousand, two hundred forty-three", and thus it is an iban number.