104390935487 has 2 divisors, whose sum is σ = 104390935488. Its totient is φ = 104390935486.

The previous prime is 104390935477. The next prime is 104390935489. The reversal of 104390935487 is 784539093401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104390935487 - 2¹⁴ = 104390919103 is a prime.

Together with 104390935489, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104390935489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52195467743 + 52195467744.

It is an arithmetic number, because the mean of its divisors is an integer number (52195467744).

Almost surely, 2^104390935487 is an apocalyptic number.

104390935487 is a deficient number, since it is larger than the sum of its proper divisors (1).

104390935487 is an equidigital number, since it uses as much as digits as its factorization.

104390935487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 104390935487 in words is "one hundred four billion, three hundred ninety million, nine hundred thirty-five thousand, four hundred eighty-seven".