1205104034 has 8 divisors (see below), whose sum is σ = 1810903068. Its totient is φ = 601469680.

The previous prime is 1205103997. The next prime is 1205104063. The reversal of 1205104034 is 4304015021.

It can be written as a sum of positive squares in 2 ways, for example, as 1167930625 + 37173409 = 34175^2 + 6097^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1205103997 and 1205104015.

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, 539777 + ... + 542004.

Almost surely, 2^1205104034 is an apocalyptic number.

1205104034 is a deficient number, since it is larger than the sum of its proper divisors (605799034).

1205104034 is a wasteful number, since it uses less digits than its factorization.

1205104034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082340.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1205104034 is about 34714.6083659315. The cubic root of 1205104034 is about 1064.1630618849.

Adding to 1205104034 its reverse (4304015021), we get a palindrome (5509119055).

The spelling of 1205104034 in words is "one billion, two hundred five million, one hundred four thousand, thirty-four".