1230587 has 2 divisors, whose sum is σ = 1230588. Its totient is φ = 1230586.

The previous prime is 1230571. The next prime is 1230599. The reversal of 1230587 is 7850321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1230587 - 2⁴ = 1230571 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is equal to p₉₅₀₉₃ and since 1230587 and 95093 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1230547) 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, 615293 + 615294.

It is an arithmetic number, because the mean of its divisors is an integer number (615294).

2^1230587 is an apocalyptic number.

1230587 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230587 is an equidigital number, since it uses as much as digits as its factorization.

1230587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 1230587 is about 1109.3182591123. The cubic root of 1230587 is about 107.1611685951.

The spelling of 1230587 in words is "one million, two hundred thirty thousand, five hundred eighty-seven".