100343075 has 24 divisors (see below), whose sum is σ = 146053152. Its totient is φ = 66942720.

The previous prime is 100343069. The next prime is 100343077. The reversal of 100343075 is 570343001.

It is a happy number.

It is not a de Polignac number, because 100343075 - 2⁴ = 100343059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100343075.

It is not an unprimeable number, because it can be changed into a prime (100343077) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1274 + ... + 14223.

It is an arithmetic number, because the mean of its divisors is an integer number (6085548).

Almost surely, 2^100343075 is an apocalyptic number.

100343075 is a deficient number, since it is larger than the sum of its proper divisors (45710077).

100343075 is a wasteful number, since it uses less digits than its factorization.

100343075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15551 (or 15546 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 100343075 is about 10017.1390626266. The cubic root of 100343075 is about 464.6890818596.

Adding to 100343075 its reverse (570343001), we get a palindrome (670686076).

The spelling of 100343075 in words is "one hundred million, three hundred forty-three thousand, seventy-five".