2587143241 has 2 divisors, whose sum is σ = 2587143242. Its totient is φ = 2587143240.

The previous prime is 2587143239. The next prime is 2587143257. The reversal of 2587143241 is 1423417852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2171187216 + 415956025 = 46596^2 + 20395^2 .

It is a cyclic number.

It is not a de Polignac number, because 2587143241 - 2¹ = 2587143239 is a prime.

Together with 2587143239, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2587143241.

It is not a weakly prime, because it can be changed into another prime (2587143211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1293571620 + 1293571621.

It is an arithmetic number, because the mean of its divisors is an integer number (1293571621).

Almost surely, 2^2587143241 is an apocalyptic number.

It is an amenable number.

2587143241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2587143241 is an equidigital number, since it uses as much as digits as its factorization.

2587143241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 37.

The square root of 2587143241 is about 50863.9680028997. The cubic root of 2587143241 is about 1372.7985914880.

The spelling of 2587143241 in words is "two billion, five hundred eighty-seven million, one hundred forty-three thousand, two hundred forty-one".