1002868219 has 2 divisors, whose sum is σ = 1002868220. Its totient is φ = 1002868218.

The previous prime is 1002868201. The next prime is 1002868247. The reversal of 1002868219 is 9128682001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002868219 - 2¹⁵ = 1002835451 is a prime.

It is a super-2 number, since 2×1002868219² = 2011489329360463922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1002868819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501434109 + 501434110.

It is an arithmetic number, because the mean of its divisors is an integer number (501434110).

Almost surely, 2^1002868219 is an apocalyptic number.

1002868219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002868219 is an equidigital number, since it uses as much as digits as its factorization.

1002868219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 1002868219 is about 31668.0946537679. The cubic root of 1002868219 is about 1000.9551603782.

It can be divided in two parts, 1002 and 868219, that added together give a triangular number (869221 = T₁₃₁₈).

The spelling of 1002868219 in words is "one billion, two million, eight hundred sixty-eight thousand, two hundred nineteen".