100111441 has 2 divisors, whose sum is σ = 100111442. Its totient is φ = 100111440.

The previous prime is 100111423. The next prime is 100111471. The reversal of 100111441 is 144111001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62473216 + 37638225 = 7904^2 + 6135^2 .

It is a cyclic number.

It is not a de Polignac number, because 100111441 - 2⁵ = 100111409 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100111411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055720 + 50055721.

It is an arithmetic number, because the mean of its divisors is an integer number (50055721).

Almost surely, 2^100111441 is an apocalyptic number.

It is an amenable number.

100111441 is a deficient number, since it is larger than the sum of its proper divisors (1).

100111441 is an equidigital number, since it uses as much as digits as its factorization.

100111441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 100111441 is about 10005.5704984773. The cubic root of 100111441 is about 464.3312404520.

Adding to 100111441 its reverse (144111001), we get a palindrome (244222442).

The spelling of 100111441 in words is "one hundred million, one hundred eleven thousand, four hundred forty-one".