2887999903 has 2 divisors, whose sum is σ = 2887999904. Its totient is φ = 2887999902.

The previous prime is 2887999901. The next prime is 2887999949. The reversal of 2887999903 is 3099997882.

2887999903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2887999903 - 2¹ = 2887999901 is a prime.

Together with 2887999901, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2887999901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1443999951 + 1443999952.

It is an arithmetic number, because the mean of its divisors is an integer number (1443999952).

Almost surely, 2^2887999903 is an apocalyptic number.

2887999903 is a deficient number, since it is larger than the sum of its proper divisors (1).

2887999903 is an equidigital number, since it uses as much as digits as its factorization.

2887999903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17635968, while the sum is 64.

The square root of 2887999903 is about 53740.1144676861. The cubic root of 2887999903 is about 1424.0734558368.

The spelling of 2887999903 in words is "two billion, eight hundred eighty-seven million, nine hundred ninety-nine thousand, nine hundred three".