11146756487 has 2 divisors, whose sum is σ = 11146756488. Its totient is φ = 11146756486.

The previous prime is 11146756483. The next prime is 11146756559. The reversal of 11146756487 is 78465764111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11146756487 - 2² = 11146756483 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11146756483) 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, 5573378243 + 5573378244.

It is an arithmetic number, because the mean of its divisors is an integer number (5573378244).

Almost surely, 2^11146756487 is an apocalyptic number.

11146756487 is a deficient number, since it is larger than the sum of its proper divisors (1).

11146756487 is an equidigital number, since it uses as much as digits as its factorization.

11146756487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1128960, while the sum is 50.

The spelling of 11146756487 in words is "eleven billion, one hundred forty-six million, seven hundred fifty-six thousand, four hundred eighty-seven".