104102105523 has 64 divisors (see below), whose sum is σ = 159718487040. Its totient is φ = 59824816128.

The previous prime is 104102105483. The next prime is 104102105543. The reversal of 104102105523 is 325501201401.

It is a happy number.

It is not a de Polignac number, because 104102105523 - 2¹² = 104102101427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104102105493 and 104102105502.

It is not an unprimeable number, because it can be changed into a prime (104102105543) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6783523 + ... + 6798851.

It is an arithmetic number, because the mean of its divisors is an integer number (2495601360).

Almost surely, 2^104102105523 is an apocalyptic number.

104102105523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

104102105523 is a deficient number, since it is larger than the sum of its proper divisors (55616381517).

104102105523 is a wasteful number, since it uses less digits than its factorization.

104102105523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15548.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 104102105523 its reverse (325501201401), we get a palindrome (429603306924).

The spelling of 104102105523 in words is "one hundred four billion, one hundred two million, one hundred five thousand, five hundred twenty-three".