100380317 has 2 divisors, whose sum is σ = 100380318. Its totient is φ = 100380316.

The previous prime is 100380277. The next prime is 100380373. The reversal of 100380317 is 713083001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97990201 + 2390116 = 9899^2 + 1546^2 .

It is a cyclic number.

It is not a de Polignac number, because 100380317 - 2⁶ = 100380253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100380292 and 100380301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100380377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50190158 + 50190159.

It is an arithmetic number, because the mean of its divisors is an integer number (50190159).

Almost surely, 2^100380317 is an apocalyptic number.

It is an amenable number.

100380317 is a deficient number, since it is larger than the sum of its proper divisors (1).

100380317 is an equidigital number, since it uses as much as digits as its factorization.

100380317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 100380317 is about 10018.9978041718. The cubic root of 100380317 is about 464.7465640201.

The spelling of 100380317 in words is "one hundred million, three hundred eighty thousand, three hundred seventeen".