120587 has 2 divisors, whose sum is σ = 120588. Its totient is φ = 120586.

The previous prime is 120577. The next prime is 120607. The reversal of 120587 is 785021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120587 - 2⁸ = 120331 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 120587.

It is not a weakly prime, because it can be changed into another prime (120557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60293 + 60294.

It is an arithmetic number, because the mean of its divisors is an integer number (60294).

2¹²⁰⁵⁸⁷ is an apocalyptic number.

120587 is a deficient number, since it is larger than the sum of its proper divisors (1).

120587 is an equidigital number, since it uses as much as digits as its factorization.

120587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 120587 is about 347.2563894301. The cubic root of 120587 is about 49.4045366189.

It can be divided in two parts, 120 and 587, that added together give a palindrome (707).

The spelling of 120587 in words is "one hundred twenty thousand, five hundred eighty-seven".