1147141 has 2 divisors, whose sum is σ = 1147142. Its totient is φ = 1147140.

The previous prime is 1147127. The next prime is 1147169. The reversal of 1147141 is 1417411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1147041 + 100 = 1071^2 + 10^2 .

It is a cyclic number.

It is not a de Polignac number, because 1147141 - 2¹¹ = 1145093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1147441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573570 + 573571.

It is an arithmetic number, because the mean of its divisors is an integer number (573571).

2^1147141 is an apocalyptic number.

It is an amenable number.

1147141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147141 is an equidigital number, since it uses as much as digits as its factorization.

1147141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112, while the sum is 19.

The square root of 1147141 is about 1071.0466843233. The cubic root of 1147141 is about 104.6820616912.

The spelling of 1147141 in words is "one million, one hundred forty-seven thousand, one hundred forty-one".