100236345 has 16 divisors (see below), whose sum is σ = 174958272. Its totient is φ = 48599360.

The previous prime is 100236341. The next prime is 100236347. The reversal of 100236345 is 543632001.

It is a happy number.

It is not a de Polignac number, because 100236345 - 2² = 100236341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100236341) 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 15 ways as a sum of consecutive naturals, for example, 303582 + ... + 303911.

It is an arithmetic number, because the mean of its divisors is an integer number (10934892).

Almost surely, 2^100236345 is an apocalyptic number.

100236345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100236345 is a deficient number, since it is larger than the sum of its proper divisors (74721927).

100236345 is a wasteful number, since it uses less digits than its factorization.

100236345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607512.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 100236345 is about 10011.8102758692. The cubic root of 100236345 is about 464.5242677607.

Adding to 100236345 its reverse (543632001), we get a palindrome (643868346).

The spelling of 100236345 in words is "one hundred million, two hundred thirty-six thousand, three hundred forty-five".