100055441 has 2 divisors, whose sum is σ = 100055442. Its totient is φ = 100055440.

The previous prime is 100055429. The next prime is 100055509. The reversal of 100055441 is 144550001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99700225 + 355216 = 9985^2 + 596^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100055441 is a prime.

It is a super-2 number, since 2×100055441² = 20022182547408962, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100055341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50027720 + 50027721.

It is an arithmetic number, because the mean of its divisors is an integer number (50027721).

Almost surely, 2^100055441 is an apocalyptic number.

It is an amenable number.

100055441 is a deficient number, since it is larger than the sum of its proper divisors (1).

100055441 is an equidigital number, since it uses as much as digits as its factorization.

100055441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 100055441 is about 10002.7716658934. The cubic root of 100055441 is about 464.2446456229.

The spelling of 100055441 in words is "one hundred million, fifty-five thousand, four hundred forty-one".