2104523 has 8 divisors (see below), whose sum is σ = 2256288. Its totient is φ = 1957824.

The previous prime is 2104507. The next prime is 2104541. The reversal of 2104523 is 3254012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2104523 - 2⁴ = 2104507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2104423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386 + ... + 2087.

It is an arithmetic number, because the mean of its divisors is an integer number (282036).

2^2104523 is an apocalyptic number.

2104523 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2104523 is a deficient number, since it is larger than the sum of its proper divisors (151765).

2104523 is a wasteful number, since it uses less digits than its factorization.

2104523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2533.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2104523 is about 1450.6974184853. The cubic root of 2104523 is about 128.1497880257.

Adding to 2104523 its reverse (3254012), we get a palindrome (5358535).

The spelling of 2104523 in words is "two million, one hundred four thousand, five hundred twenty-three".