1205004104 has 16 divisors (see below), whose sum is σ = 2314490220. Its totient is φ = 587806720.

The previous prime is 1205004079. The next prime is 1205004121. The reversal of 1205004104 is 4014005021.

It can be written as a sum of positive squares in 2 ways, for example, as 1155864004 + 49140100 = 33998^2 + 7010^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1836569 + ... + 1837224.

Almost surely, 2^1205004104 is an apocalyptic number.

It is an amenable number.

1205004104 is a deficient number, since it is larger than the sum of its proper divisors (1109486116).

1205004104 is a wasteful number, since it uses less digits than its factorization.

1205004104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3673840 (or 3673836 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1205004104 is about 34713.1690284825. The cubic root of 1205004104 is about 1064.1336467884.

Adding to 1205004104 its reverse (4014005021), we get a palindrome (5219009125).

The spelling of 1205004104 in words is "one billion, two hundred five million, four thousand, one hundred four".