2028634438903 has 2 divisors, whose sum is σ = 2028634438904. Its totient is φ = 2028634438902.

The previous prime is 2028634438771. The next prime is 2028634438921. The reversal of 2028634438903 is 3098344368202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2028634438903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2028634438973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1014317219451 + 1014317219452.

It is an arithmetic number, because the mean of its divisors is an integer number (1014317219452).

Almost surely, 2^{2028634438903} is an apocalyptic number.

2028634438903 is a deficient number, since it is larger than the sum of its proper divisors (1).

2028634438903 is an equidigital number, since it uses as much as digits as its factorization.

2028634438903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5971968, while the sum is 52.

The spelling of 2028634438903 in words is "two trillion, twenty-eight billion, six hundred thirty-four million, four hundred thirty-eight thousand, nine hundred three".