4005147287 has 2 divisors, whose sum is σ = 4005147288. Its totient is φ = 4005147286.

The previous prime is 4005147271. The next prime is 4005147299. The reversal of 4005147287 is 7827415004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4005147287 - 2⁴ = 4005147271 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4005147287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4005147227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2002573643 + 2002573644.

It is an arithmetic number, because the mean of its divisors is an integer number (2002573644).

Almost surely, 2^4005147287 is an apocalyptic number.

4005147287 is a deficient number, since it is larger than the sum of its proper divisors (1).

4005147287 is an equidigital number, since it uses as much as digits as its factorization.

4005147287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 4005147287 is about 63286.2329973905. The cubic root of 4005147287 is about 1588.0816608441.

The spelling of 4005147287 in words is "four billion, five million, one hundred forty-seven thousand, two hundred eighty-seven".