1204312104 has 32 divisors (see below), whose sum is σ = 3345312000. Its totient is φ = 401437296.

The previous prime is 1204312091. The next prime is 1204312111. The reversal of 1204312104 is 4012134021.

1204312104 is a `hidden beast` number, since 1 + 20 + 431 + 210 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2787544 + ... + 2787975.

It is an arithmetic number, because the mean of its divisors is an integer number (104541000).

Almost surely, 2^1204312104 is an apocalyptic number.

It is an amenable number.

1204312104 is an abundant number, since it is smaller than the sum of its proper divisors (2140999896).

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

1204312104 is a wasteful number, since it uses less digits than its factorization.

1204312104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5575534 (or 5575524 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1204312104 is about 34703.2001982526. The cubic root of 1204312104 is about 1063.9299070980.

Adding to 1204312104 its reverse (4012134021), we get a palindrome (5216446125).

The spelling of 1204312104 in words is "one billion, two hundred four million, three hundred twelve thousand, one hundred four".