2318421587 has 2 divisors, whose sum is σ = 2318421588. Its totient is φ = 2318421586.

The previous prime is 2318421509. The next prime is 2318421619. The reversal of 2318421587 is 7851248132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2318421587 - 2⁸ = 2318421331 is a prime.

It is not a weakly prime, because it can be changed into another prime (2318421187) 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, 1159210793 + 1159210794.

It is an arithmetic number, because the mean of its divisors is an integer number (1159210794).

Almost surely, 2^2318421587 is an apocalyptic number.

2318421587 is a deficient number, since it is larger than the sum of its proper divisors (1).

2318421587 is an equidigital number, since it uses as much as digits as its factorization.

2318421587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 107520, while the sum is 41.

The square root of 2318421587 is about 48149.9905192099. The cubic root of 2318421587 is about 1323.5209007221.

The spelling of 2318421587 in words is "two billion, three hundred eighteen million, four hundred twenty-one thousand, five hundred eighty-seven".