1141121803 has 2 divisors, whose sum is σ = 1141121804. Its totient is φ = 1141121802.

The previous prime is 1141121801. The next prime is 1141121809. The reversal of 1141121803 is 3081211411.

It is a weak prime.

It is an emirp because it is prime and its reverse (3081211411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1141121803 - 2¹ = 1141121801 is a prime.

Together with 1141121801, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1141121801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570560901 + 570560902.

It is an arithmetic number, because the mean of its divisors is an integer number (570560902).

Almost surely, 2^1141121803 is an apocalyptic number.

1141121803 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141121803 is an equidigital number, since it uses as much as digits as its factorization.

1141121803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 22.

The square root of 1141121803 is about 33780.4944161568. The cubic root of 1141121803 is about 1044.9864708305.

The spelling of 1141121803 in words is "one billion, one hundred forty-one million, one hundred twenty-one thousand, eight hundred three".