100911859 has 2 divisors, whose sum is σ = 100911860. Its totient is φ = 100911858.

The previous prime is 100911823. The next prime is 100911883. The reversal of 100911859 is 958119001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100911859 - 2⁷ = 100911731 is a prime.

It is not a weakly prime, because it can be changed into another prime (100911809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50455929 + 50455930.

It is an arithmetic number, because the mean of its divisors is an integer number (50455930).

Almost surely, 2^100911859 is an apocalyptic number.

100911859 is a deficient number, since it is larger than the sum of its proper divisors (1).

100911859 is an equidigital number, since it uses as much as digits as its factorization.

100911859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 34.

The square root of 100911859 is about 10045.4894853362. The cubic root of 100911859 is about 465.5654415601.

The spelling of 100911859 in words is "one hundred million, nine hundred eleven thousand, eight hundred fifty-nine".