2481231587 has 2 divisors, whose sum is σ = 2481231588. Its totient is φ = 2481231586.

The previous prime is 2481231539. The next prime is 2481231601. The reversal of 2481231587 is 7851321842.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2481231587 - 2⁸ = 2481231331 is a prime.

It is not a weakly prime, because it can be changed into another prime (2481231187) 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, 1240615793 + 1240615794.

It is an arithmetic number, because the mean of its divisors is an integer number (1240615794).

Almost surely, 2^2481231587 is an apocalyptic number.

2481231587 is a deficient number, since it is larger than the sum of its proper divisors (1).

2481231587 is an equidigital number, since it uses as much as digits as its factorization.

2481231587 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 2481231587 is about 49811.9622881894. The cubic root of 2481231587 is about 1353.8039193886.

The spelling of 2481231587 in words is "two billion, four hundred eighty-one million, two hundred thirty-one thousand, five hundred eighty-seven".