1140329989 has 2 divisors, whose sum is σ = 1140329990. Its totient is φ = 1140329988.

The previous prime is 1140329977. The next prime is 1140330001. The reversal of 1140329989 is 9899230411.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1140329977) and next prime (1140330001).

It can be written as a sum of positive squares in only one way, i.e., 1034136964 + 106193025 = 32158^2 + 10305^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140329989 - 2¹¹ = 1140327941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140329959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570164994 + 570164995.

It is an arithmetic number, because the mean of its divisors is an integer number (570164995).

Almost surely, 2^1140329989 is an apocalyptic number.

It is an amenable number.

1140329989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140329989 is an equidigital number, since it uses as much as digits as its factorization.

1140329989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 46.

The square root of 1140329989 is about 33768.7723940329. The cubic root of 1140329989 is about 1044.7447127137.

The spelling of 1140329989 in words is "one billion, one hundred forty million, three hundred twenty-nine thousand, nine hundred eighty-nine".