541323303244121 has 4 divisors (see below), whose sum is σ = 542224007576244. Its totient is φ = 540422598912000.

The previous prime is 541323303244111. The next prime is 541323303244249. The reversal of 541323303244121 is 121442303323145.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 210010499244121 + 331312804000000 = 14491739^2 + 18202000^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-541323303244121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (541323303244111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450352165160 + ... + 450352166361.

It is an arithmetic number, because the mean of its divisors is an integer number (135556001894061).

Almost surely, 2^{541323303244121} is an apocalyptic number.

It is an amenable number.

541323303244121 is a deficient number, since it is larger than the sum of its proper divisors (900704332123).

541323303244121 is an equidigital number, since it uses as much as digits as its factorization.

541323303244121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900704332122.

The product of its (nonzero) digits is 207360, while the sum is 38.

Adding to 541323303244121 its reverse (121442303323145), we get a palindrome (662765606567266).

The spelling of 541323303244121 in words is "five hundred forty-one trillion, three hundred twenty-three billion, three hundred three million, two hundred forty-four thousand, one hundred twenty-one".