1141426289 has 2 divisors, whose sum is σ = 1141426290. Its totient is φ = 1141426288.

The previous prime is 1141426261. The next prime is 1141426337. The reversal of 1141426289 is 9826241411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1141426225 + 64 = 33785^2 + 8^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141426289 - 2¹² = 1141422193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1141426219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570713144 + 570713145.

It is an arithmetic number, because the mean of its divisors is an integer number (570713145).

Almost surely, 2^1141426289 is an apocalyptic number.

It is an amenable number.

1141426289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141426289 is an equidigital number, since it uses as much as digits as its factorization.

1141426289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 38.

The square root of 1141426289 is about 33785.0009471659. Note that the first 3 decimals coincide. The cubic root of 1141426289 is about 1045.0794072882.

The spelling of 1141426289 in words is "one billion, one hundred forty-one million, four hundred twenty-six thousand, two hundred eighty-nine".