1804134100 has 36 divisors (see below), whose sum is σ = 3939941404. Its totient is φ = 717050880.

The previous prime is 1804134091. The next prime is 1804134131. The reversal of 1804134100 is 14314081.

It can be written as a sum of positive squares in 6 ways, for example, as 179399236 + 1624734864 = 13394^2 + 40308^2 .

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, 41757 + ... + 73156.

Almost surely, 2^1804134100 is an apocalyptic number.

1804134100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1804134100 is an abundant number, since it is smaller than the sum of its proper divisors (2135807304).

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

1804134100 is a wasteful number, since it uses less digits than its factorization.

1804134100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115084 (or 115077 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1804134100 is about 42475.0997644502. The cubic root of 1804134100 is about 1217.3709622950.

Adding to 1804134100 its reverse (14314081), we get a palindrome (1818448181).

The spelling of 1804134100 in words is "one billion, eight hundred four million, one hundred thirty-four thousand, one hundred".