12104453900 has 288 divisors, whose sum is σ = 35097753600. Its totient is φ = 3507609600.

The previous prime is 12104453891. The next prime is 12104453909. The reversal of 12104453900 is 935440121.

It is an interprime number because it is at equal distance from previous prime (12104453891) and next prime (12104453909).

It is not an unprimeable number, because it can be changed into a prime (12104453909) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11649581 + ... + 11650619.

It is an arithmetic number, because the mean of its divisors is an integer number (121867200).

Almost surely, 2^12104453900 is an apocalyptic number.

12104453900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12104453900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17548876800).

12104453900 is an abundant number, since it is smaller than the sum of its proper divisors (22993299700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12104453900 is a wasteful number, since it uses less digits than its factorization.

12104453900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177 (or 1170 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 12104453900 in words is "twelve billion, one hundred four million, four hundred fifty-three thousand, nine hundred".