120240012587 has 2 divisors, whose sum is σ = 120240012588. Its totient is φ = 120240012586.

The previous prime is 120240012583. The next prime is 120240012601. The reversal of 120240012587 is 785210042021.

It is a weak prime.

It is an emirp because it is prime and its reverse (785210042021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120240012587 - 2² = 120240012583 is a prime.

It is not a weakly prime, because it can be changed into another prime (120240012583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60120006293 + 60120006294.

It is an arithmetic number, because the mean of its divisors is an integer number (60120006294).

Almost surely, 2^120240012587 is an apocalyptic number.

120240012587 is a deficient number, since it is larger than the sum of its proper divisors (1).

120240012587 is an equidigital number, since it uses as much as digits as its factorization.

120240012587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8960, while the sum is 32.

The spelling of 120240012587 in words is "one hundred twenty billion, two hundred forty million, twelve thousand, five hundred eighty-seven".