100875839 has 2 divisors, whose sum is σ = 100875840. Its totient is φ = 100875838.

The previous prime is 100875809. The next prime is 100875847. The reversal of 100875839 is 938578001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100875839 is a prime.

It is a Sophie Germain prime.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 100875796 and 100875805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100875809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50437919 + 50437920.

It is an arithmetic number, because the mean of its divisors is an integer number (50437920).

Almost surely, 2^100875839 is an apocalyptic number.

100875839 is a deficient number, since it is larger than the sum of its proper divisors (1).

100875839 is an equidigital number, since it uses as much as digits as its factorization.

100875839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 100875839 is about 10043.6964808779. The cubic root of 100875839 is about 465.5100411904.

The spelling of 100875839 in words is "one hundred million, eight hundred seventy-five thousand, eight hundred thirty-nine".