100431301 has 2 divisors, whose sum is σ = 100431302. Its totient is φ = 100431300.

The previous prime is 100431293. The next prime is 100431311. The reversal of 100431301 is 103134001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99480676 + 950625 = 9974^2 + 975^2 .

It is a cyclic number.

It is not a de Polignac number, because 100431301 - 2³ = 100431293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100431311) 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 as a sum of consecutive naturals, namely, 50215650 + 50215651.

It is an arithmetic number, because the mean of its divisors is an integer number (50215651).

Almost surely, 2^100431301 is an apocalyptic number.

It is an amenable number.

100431301 is a deficient number, since it is larger than the sum of its proper divisors (1).

100431301 is an equidigital number, since it uses as much as digits as its factorization.

100431301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 100431301 is about 10021.5418474404. The cubic root of 100431301 is about 464.8252335876.

Adding to 100431301 its reverse (103134001), we get a palindrome (203565302).

The spelling of 100431301 in words is "one hundred million, four hundred thirty-one thousand, three hundred one".