100825903 has 2 divisors, whose sum is σ = 100825904. Its totient is φ = 100825902.

The previous prime is 100825831. The next prime is 100825943. The reversal of 100825903 is 309528001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100825903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100825943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50412951 + 50412952.

It is an arithmetic number, because the mean of its divisors is an integer number (50412952).

Almost surely, 2^100825903 is an apocalyptic number.

100825903 is a deficient number, since it is larger than the sum of its proper divisors (1).

100825903 is an equidigital number, since it uses as much as digits as its factorization.

100825903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 100825903 is about 10041.2102358232. The cubic root of 100825903 is about 465.4332155718.

The spelling of 100825903 in words is "one hundred million, eight hundred twenty-five thousand, nine hundred three".