1204303135 has 12 divisors (see below), whose sum is σ = 1681109208. Its totient is φ = 825807696.

The previous prime is 1204303129. The next prime is 1204303157. The reversal of 1204303135 is 5313034021.

It is not a de Polignac number, because 1204303135 - 2⁷ = 1204303007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2457517 + ... + 2458006.

It is an arithmetic number, because the mean of its divisors is an integer number (140092434).

Almost surely, 2^1204303135 is an apocalyptic number.

1204303135 is a deficient number, since it is larger than the sum of its proper divisors (476806073).

1204303135 is an equidigital number, since it uses as much as digits as its factorization.

1204303135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4915542 (or 4915535 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1204303135 is about 34703.0709736185. The cubic root of 1204303135 is about 1063.9272659191.

Adding to 1204303135 its reverse (5313034021), we get a palindrome (6517337156).

The spelling of 1204303135 in words is "one billion, two hundred four million, three hundred three thousand, one hundred thirty-five".