2135605804 has 12 divisors (see below), whose sum is σ = 3737759200. Its totient is φ = 1067674608.

The previous prime is 2135605799. The next prime is 2135605847. The reversal of 2135605804 is 4085065312.

It is a self number, because there is not a number n which added to its sum of digits gives 2135605804.

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, 12157 + ... + 66475.

Almost surely, 2^2135605804 is an apocalyptic number.

It is an amenable number.

2135605804 is a deficient number, since it is larger than the sum of its proper divisors (1602153396).

2135605804 is a wasteful number, since it uses less digits than its factorization.

2135605804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64152 (or 64150 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 2135605804 is about 46212.6152040760. The cubic root of 2135605804 is about 1287.7761102488.

The spelling of 2135605804 in words is "two billion, one hundred thirty-five million, six hundred five thousand, eight hundred four".