1140665027 has 2 divisors, whose sum is σ = 1140665028. Its totient is φ = 1140665026.

The previous prime is 1140665021. The next prime is 1140665039. The reversal of 1140665027 is 7205660411.

It is a weak prime.

It is an emirp because it is prime and its reverse (7205660411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1140665027 - 2¹² = 1140660931 is a prime.

It is a super-2 number, since 2×1140665027² = 2602233407641821458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1140664984 and 1140665002.

It is not a weakly prime, because it can be changed into another prime (1140665021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570332513 + 570332514.

It is an arithmetic number, because the mean of its divisors is an integer number (570332514).

Almost surely, 2^1140665027 is an apocalyptic number.

1140665027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140665027 is an equidigital number, since it uses as much as digits as its factorization.

1140665027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1140665027 is about 33773.7327963611. The cubic root of 1140665027 is about 1044.8470207905.

The spelling of 1140665027 in words is "one billion, one hundred forty million, six hundred sixty-five thousand, twenty-seven".