105554441 has 2 divisors, whose sum is σ = 105554442. Its totient is φ = 105554440.

The previous prime is 105554389. The next prime is 105554453. The reversal of 105554441 is 144455501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72250000 + 33304441 = 8500^2 + 5771^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105554441 is a prime.

It is a super-2 number, since 2×105554441² = 22283480029644962, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (105554341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52777220 + 52777221.

It is an arithmetic number, because the mean of its divisors is an integer number (52777221).

Almost surely, 2^105554441 is an apocalyptic number.

It is an amenable number.

105554441 is a deficient number, since it is larger than the sum of its proper divisors (1).

105554441 is an equidigital number, since it uses as much as digits as its factorization.

105554441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 105554441 is about 10273.9690967026. The cubic root of 105554441 is about 472.5983162806.

The spelling of 105554441 in words is "one hundred five million, five hundred fifty-four thousand, four hundred forty-one".