3111340500 has 72 divisors (see below), whose sum is σ = 9815256360. Its totient is φ = 829689600.

The previous prime is 3111340483. The next prime is 3111340511. The reversal of 3111340500 is 50431113.

3111340500 is a `hidden beast` number, since 31 + 1 + 134 + 0 + 500 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 808492356 + 2302848144 = 28434^2 + 47988^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 341205 + ... + 350204.

It is an arithmetic number, because the mean of its divisors is an integer number (136323005).

Almost surely, 2^3111340500 is an apocalyptic number.

3111340500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3111340500 is an abundant number, since it is smaller than the sum of its proper divisors (6703915860).

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

3111340500 is a wasteful number, since it uses less digits than its factorization.

3111340500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691434 (or 691419 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 3111340500 is about 55779.3913555894. The cubic root of 3111340500 is about 1459.8755914509.

Adding to 3111340500 its reverse (50431113), we get a palindrome (3161771613).

It can be divided in two parts, 3 and 111340500, that added together give a triangular number (111340503 = T₁₄₉₂₂).

The spelling of 3111340500 in words is "three billion, one hundred eleven million, three hundred forty thousand, five hundred".