1140787147 has 2 divisors, whose sum is σ = 1140787148. Its totient is φ = 1140787146.

The previous prime is 1140787129. The next prime is 1140787163. The reversal of 1140787147 is 7417870411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1140787147 is a prime.

It is not a weakly prime, because it can be changed into another prime (1140787127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570393573 + 570393574.

It is an arithmetic number, because the mean of its divisors is an integer number (570393574).

Almost surely, 2^1140787147 is an apocalyptic number.

1140787147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140787147 is an equidigital number, since it uses as much as digits as its factorization.

1140787147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43904, while the sum is 40.

The square root of 1140787147 is about 33775.5406618458. The cubic root of 1140787147 is about 1044.8843066901.

The spelling of 1140787147 in words is "one billion, one hundred forty million, seven hundred eighty-seven thousand, one hundred forty-seven".