104728652789 has 2 divisors, whose sum is σ = 104728652790. Its totient is φ = 104728652788.

The previous prime is 104728652731. The next prime is 104728652803. The reversal of 104728652789 is 987256827401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59227496689 + 45501156100 = 243367^2 + 213310^2 .

It is a cyclic number.

It is not a de Polignac number, because 104728652789 - 2⁸ = 104728652533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104728652489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52364326394 + 52364326395.

It is an arithmetic number, because the mean of its divisors is an integer number (52364326395).

Almost surely, 2^104728652789 is an apocalyptic number.

It is an amenable number.

104728652789 is a deficient number, since it is larger than the sum of its proper divisors (1).

104728652789 is an equidigital number, since it uses as much as digits as its factorization.

104728652789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13547520, while the sum is 59.

The spelling of 104728652789 in words is "one hundred four billion, seven hundred twenty-eight million, six hundred fifty-two thousand, seven hundred eighty-nine".