1141186913 has 2 divisors, whose sum is σ = 1141186914. Its totient is φ = 1141186912.

The previous prime is 1141186901. The next prime is 1141186939. The reversal of 1141186913 is 3196811411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1089462049 + 51724864 = 33007^2 + 7192^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141186913 - 2¹⁸ = 1140924769 is a prime.

It is not a weakly prime, because it can be changed into another prime (1141126913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570593456 + 570593457.

It is an arithmetic number, because the mean of its divisors is an integer number (570593457).

Almost surely, 2^1141186913 is an apocalyptic number.

It is an amenable number.

1141186913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141186913 is an equidigital number, since it uses as much as digits as its factorization.

1141186913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 35.

The square root of 1141186913 is about 33781.4581242432. The cubic root of 1141186913 is about 1045.0063453595.

The spelling of 1141186913 in words is "one billion, one hundred forty-one million, one hundred eighty-six thousand, nine hundred thirteen".