1803056136 has 48 divisors (see below), whose sum is σ = 5243585040. Its totient is φ = 515158560.

The previous prime is 1803056113. The next prime is 1803056149. The reversal of 1803056136 is 6316503081.

It is a super-2 number, since 2×1803056136² = 6502022859134500992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1803056097 and 1803056106.

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, 765430 + ... + 767781.

It is an arithmetic number, because the mean of its divisors is an integer number (109241355).

Almost surely, 2^1803056136 is an apocalyptic number.

It is an amenable number.

1803056136 is an abundant number, since it is smaller than the sum of its proper divisors (3440528904).

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

1803056136 is a wasteful number, since it uses less digits than its factorization.

1803056136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533234 (or 1533223 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1803056136 is about 42462.4085044643. The cubic root of 1803056136 is about 1217.1284556506.

The spelling of 1803056136 in words is "one billion, eight hundred three million, fifty-six thousand, one hundred thirty-six".