100340243 has 8 divisors (see below), whose sum is σ = 103246080. Its totient is φ = 97456320.

The previous prime is 100340153. The next prime is 100340249. The reversal of 100340243 is 342043001.

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 100340243 - 2²² = 96145939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100340249) 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, 4046 + ... + 14732.

It is an arithmetic number, because the mean of its divisors is an integer number (12905760).

Almost surely, 2^100340243 is an apocalyptic number.

100340243 is a deficient number, since it is larger than the sum of its proper divisors (2905837).

100340243 is a wasteful number, since it uses less digits than its factorization.

100340243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10957.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 100340243 is about 10016.9977039031. The cubic root of 100340243 is about 464.6847101516.

Adding to 100340243 its reverse (342043001), we get a palindrome (442383244).

The spelling of 100340243 in words is "one hundred million, three hundred forty thousand, two hundred forty-three".