541211101 has 2 divisors, whose sum is σ = 541211102. Its totient is φ = 541211100.

The previous prime is 541211087. The next prime is 541211107. The reversal of 541211101 is 101112145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 495107001 + 46104100 = 22251^2 + 6790^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-541211101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541211107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270605550 + 270605551.

It is an arithmetic number, because the mean of its divisors is an integer number (270605551).

Almost surely, 2^541211101 is an apocalyptic number.

It is an amenable number.

541211101 is a deficient number, since it is larger than the sum of its proper divisors (1).

541211101 is an equidigital number, since it uses as much as digits as its factorization.

541211101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 541211101 is about 23263.9442270652. The cubic root of 541211101 is about 814.9336144756.

Adding to 541211101 its reverse (101112145), we get a palindrome (642323246).

The spelling of 541211101 in words is "five hundred forty-one million, two hundred eleven thousand, one hundred one".