1141103313421 has 2 divisors, whose sum is σ = 1141103313422. Its totient is φ = 1141103313420.

The previous prime is 1141103313419. The next prime is 1141103313487. The reversal of 1141103313421 is 1243133011411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 843805750921 + 297297562500 = 918589^2 + 545250^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141103313421 - 2¹ = 1141103313419 is a prime.

Together with 1141103313419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1141103343421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570551656710 + 570551656711.

It is an arithmetic number, because the mean of its divisors is an integer number (570551656711).

Almost surely, 2^{1141103313421} is an apocalyptic number.

It is an amenable number.

1141103313421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141103313421 is an equidigital number, since it uses as much as digits as its factorization.

1141103313421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 1141103313421 its reverse (1243133011411), we get a palindrome (2384236324832).

The spelling of 1141103313421 in words is "one trillion, one hundred forty-one billion, one hundred three million, three hundred thirteen thousand, four hundred twenty-one".