1141104421 has 2 divisors, whose sum is σ = 1141104422. Its totient is φ = 1141104420.

The previous prime is 1141104343. The next prime is 1141104449. The reversal of 1141104421 is 1244011411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1060804900 + 80299521 = 32570^2 + 8961^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141104421 - 2¹⁷ = 1140973349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1141104121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570552210 + 570552211.

It is an arithmetic number, because the mean of its divisors is an integer number (570552211).

Almost surely, 2^1141104421 is an apocalyptic number.

It is an amenable number.

1141104421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141104421 is an equidigital number, since it uses as much as digits as its factorization.

1141104421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 1141104421 is about 33780.2371365270. The cubic root of 1141104421 is about 1044.9811649269.

Adding to 1141104421 its reverse (1244011411), we get a palindrome (2385115832).

The spelling of 1141104421 in words is "one billion, one hundred forty-one million, one hundred four thousand, four hundred twenty-one".