120028469287 has 2 divisors, whose sum is σ = 120028469288. Its totient is φ = 120028469286.

The previous prime is 120028469279. The next prime is 120028469329. The reversal of 120028469287 is 782964820021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120028469287 - 2³ = 120028469279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120028469287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120028469237) 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, 60014234643 + 60014234644.

It is an arithmetic number, because the mean of its divisors is an integer number (60014234644).

Almost surely, 2^120028469287 is an apocalyptic number.

120028469287 is a deficient number, since it is larger than the sum of its proper divisors (1).

120028469287 is an equidigital number, since it uses as much as digits as its factorization.

120028469287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 120028469287 in words is "one hundred twenty billion, twenty-eight million, four hundred sixty-nine thousand, two hundred eighty-seven".