100432103 has 2 divisors, whose sum is σ = 100432104. Its totient is φ = 100432102.

The previous prime is 100432093. The next prime is 100432117. The reversal of 100432103 is 301234001.

It is an a-pointer prime, because the next prime (100432117) can be obtained adding 100432103 to its sum of digits (14).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100432103 - 2²⁶ = 33323239 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100432183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50216051 + 50216052.

It is an arithmetic number, because the mean of its divisors is an integer number (50216052).

Almost surely, 2^100432103 is an apocalyptic number.

100432103 is a deficient number, since it is larger than the sum of its proper divisors (1).

100432103 is an equidigital number, since it uses as much as digits as its factorization.

100432103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 100432103 is about 10021.5818611634. The cubic root of 100432103 is about 464.8264708806.

Adding to 100432103 its reverse (301234001), we get a palindrome (401666104).

The spelling of 100432103 in words is "one hundred million, four hundred thirty-two thousand, one hundred three".