100343207 has 2 divisors, whose sum is σ = 100343208. Its totient is φ = 100343206.

The previous prime is 100343203. The next prime is 100343233. The reversal of 100343207 is 702343001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100343207 - 2² = 100343203 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100343203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50171603 + 50171604.

It is an arithmetic number, because the mean of its divisors is an integer number (50171604).

Almost surely, 2^100343207 is an apocalyptic number.

100343207 is a deficient number, since it is larger than the sum of its proper divisors (1).

100343207 is an equidigital number, since it uses as much as digits as its factorization.

100343207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 100343207 is about 10017.1456513320. The cubic root of 100343207 is about 464.6892856237.

Adding to 100343207 its reverse (702343001), we get a palindrome (802686208).

The spelling of 100343207 in words is "one hundred million, three hundred forty-three thousand, two hundred seven".