551441101 has 2 divisors, whose sum is σ = 551441102. Its totient is φ = 551441100.

The previous prime is 551441089. The next prime is 551441129. The reversal of 551441101 is 101144155.

It is a happy number.

551441101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 279224100 + 272217001 = 16710^2 + 16499^2 .

It is a cyclic number.

It is not a de Polignac number, because 551441101 - 2⁵ = 551441069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551441131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275720550 + 275720551.

It is an arithmetic number, because the mean of its divisors is an integer number (275720551).

Almost surely, 2^551441101 is an apocalyptic number.

It is an amenable number.

551441101 is a deficient number, since it is larger than the sum of its proper divisors (1).

551441101 is an equidigital number, since it uses as much as digits as its factorization.

551441101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 551441101 is about 23482.7830761177. The cubic root of 551441101 is about 820.0362372445.

Adding to 551441101 its reverse (101144155), we get a palindrome (652585256).

The spelling of 551441101 in words is "five hundred fifty-one million, four hundred forty-one thousand, one hundred one".