7989611028103 has 2 divisors, whose sum is σ = 7989611028104. Its totient is φ = 7989611028102.

The previous prime is 7989611028079. The next prime is 7989611028107. The reversal of 7989611028103 is 3018201169897.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7989611028103 - 2²⁹ = 7989074157191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7989611028107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3994805514051 + 3994805514052.

It is an arithmetic number, because the mean of its divisors is an integer number (3994805514052).

Almost surely, 2^{7989611028103} is an apocalyptic number.

7989611028103 is a deficient number, since it is larger than the sum of its proper divisors (1).

7989611028103 is an equidigital number, since it uses as much as digits as its factorization.

7989611028103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 55.

The spelling of 7989611028103 in words is "seven trillion, nine hundred eighty-nine billion, six hundred eleven million, twenty-eight thousand, one hundred three".