102104523 has 8 divisors (see below), whose sum is σ = 151266000. Its totient is φ = 68069664.

The previous prime is 102104437. The next prime is 102104531. The reversal of 102104523 is 325401201.

102104523 is a `hidden beast` number, since 1 + 0 + 210 + 452 + 3 = 666.

It is not a de Polignac number, because 102104523 - 2¹⁰ = 102103499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102104496 and 102104505.

It is not an unprimeable number, because it can be changed into a prime (102104543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1890798 + ... + 1890851.

It is an arithmetic number, because the mean of its divisors is an integer number (18908250).

Almost surely, 2^102104523 is an apocalyptic number.

102104523 is a deficient number, since it is larger than the sum of its proper divisors (49161477).

102104523 is an equidigital number, since it uses as much as digits as its factorization.

102104523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781658 (or 3781652 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 102104523 is about 10104.6782729585. The cubic root of 102104523 is about 467.3924150235.

Adding to 102104523 its reverse (325401201), we get a palindrome (427505724).

The spelling of 102104523 in words is "one hundred two million, one hundred four thousand, five hundred twenty-three".