104783637887 has 4 divisors (see below), whose sum is σ = 104786767176. Its totient is φ = 104780508600.

The previous prime is 104783637793. The next prime is 104783637899. The reversal of 104783637887 is 788736387401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104783637887 - 2¹⁶ = 104783572351 is a prime.

It is a super-2 number, since 2×104783637887² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104783637587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1513868 + ... + 1581569.

It is an arithmetic number, because the mean of its divisors is an integer number (26196691794).

Almost surely, 2^104783637887 is an apocalyptic number.

104783637887 is a deficient number, since it is larger than the sum of its proper divisors (3129289).

104783637887 is an equidigital number, since it uses as much as digits as its factorization.

104783637887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129288.

The product of its (nonzero) digits is 37933056, while the sum is 62.

The spelling of 104783637887 in words is "one hundred four billion, seven hundred eighty-three million, six hundred thirty-seven thousand, eight hundred eighty-seven".