1141121843 has 2 divisors, whose sum is σ = 1141121844. Its totient is φ = 1141121842.

The previous prime is 1141121837. The next prime is 1141121879. The reversal of 1141121843 is 3481211411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1141121843 - 2⁸ = 1141121587 is a prime.

It is not a weakly prime, because it can be changed into another prime (1141121803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570560921 + 570560922.

It is an arithmetic number, because the mean of its divisors is an integer number (570560922).

Almost surely, 2^1141121843 is an apocalyptic number.

1141121843 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141121843 is an equidigital number, since it uses as much as digits as its factorization.

1141121843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 768, while the sum is 26.

The square root of 1141121843 is about 33780.4950082144. The cubic root of 1141121843 is about 1044.9864830406.

The spelling of 1141121843 in words is "one billion, one hundred forty-one million, one hundred twenty-one thousand, eight hundred forty-three".