2104351 has 4 divisors (see below), whose sum is σ = 2107672. Its totient is φ = 2101032.

The previous prime is 2104343. The next prime is 2104357. The reversal of 2104351 is 1534012.

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 2104351 - 2³ = 2104343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381 + ... + 2086.

It is an arithmetic number, because the mean of its divisors is an integer number (526918).

2^2104351 is an apocalyptic number.

2104351 is a deficient number, since it is larger than the sum of its proper divisors (3321).

2104351 is an equidigital number, since it uses as much as digits as its factorization.

2104351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3320.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2104351 is about 1450.6381354425. The cubic root of 2104351 is about 128.1462967573.

Adding to 2104351 its reverse (1534012), we get a palindrome (3638363).

The spelling of 2104351 in words is "two million, one hundred four thousand, three hundred fifty-one".