1144730968487 has 2 divisors, whose sum is σ = 1144730968488. Its totient is φ = 1144730968486.

The previous prime is 1144730968483. The next prime is 1144730968499. The reversal of 1144730968487 is 7848690374411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1144730968487 - 2² = 1144730968483 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144730968483) 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, 572365484243 + 572365484244.

It is an arithmetic number, because the mean of its divisors is an integer number (572365484244).

Almost surely, 2^{1144730968487} is an apocalyptic number.

1144730968487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144730968487 is an equidigital number, since it uses as much as digits as its factorization.

1144730968487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32514048, while the sum is 62.

The spelling of 1144730968487 in words is "one trillion, one hundred forty-four billion, seven hundred thirty million, nine hundred sixty-eight thousand, four hundred eighty-seven".