2104345126 has 16 divisors (see below), whose sum is σ = 3402978768. Its totient is φ = 970192800.

The previous prime is 2104345097. The next prime is 2104345127. The reversal of 2104345126 is 6215434012.

It is a junction number, because it is equal to n+sod(n) for n = 2104345094 and 2104345103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104345127) 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, 18540 + ... + 67471.

It is an arithmetic number, because the mean of its divisors is an integer number (212686173).

Almost surely, 2^2104345126 is an apocalyptic number.

2104345126 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2104345126 is a deficient number, since it is larger than the sum of its proper divisors (1298633642).

2104345126 is a wasteful number, since it uses less digits than its factorization.

2104345126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86967.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2104345126 is about 45873.1416626330. The cubic root of 2104345126 is about 1281.4617752309.

Adding to 2104345126 its reverse (6215434012), we get a palindrome (8319779138).

The spelling of 2104345126 in words is "two billion, one hundred four million, three hundred forty-five thousand, one hundred twenty-six".