1141139 has 2 divisors, whose sum is σ = 1141140. Its totient is φ = 1141138.

The previous prime is 1141123. The next prime is 1141171. The reversal of 1141139 is 9311411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1141139 - 2⁴ = 1141123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1141139.

It is not a weakly prime, because it can be changed into another prime (1141109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570569 + 570570.

It is an arithmetic number, because the mean of its divisors is an integer number (570570).

2^1141139 is an apocalyptic number.

1141139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141139 is an equidigital number, since it uses as much as digits as its factorization.

1141139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108, while the sum is 20.

The square root of 1141139 is about 1068.2410776599. The cubic root of 1141139 is about 104.4991720209.

The spelling of 1141139 in words is "one million, one hundred forty-one thousand, one hundred thirty-nine".