2113144004 has 12 divisors (see below), whose sum is σ = 3698391228. Its totient is φ = 1056460800.

The previous prime is 2113143997. The next prime is 2113144027. The reversal of 2113144004 is 4004413112.

It can be written as a sum of positive squares in 2 ways, for example, as 595262404 + 1517881600 = 24398^2 + 38960^2 .

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, 26924 + ... + 70364.

It is an arithmetic number, because the mean of its divisors is an integer number (308199269).

Almost surely, 2^2113144004 is an apocalyptic number.

It is an amenable number.

2113144004 is a deficient number, since it is larger than the sum of its proper divisors (1585247224).

2113144004 is a wasteful number, since it uses less digits than its factorization.

2113144004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55606 (or 55604 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2113144004 is about 45968.9460831984. The cubic root of 2113144004 is about 1283.2453462511.

Adding to 2113144004 its reverse (4004413112), we get a palindrome (6117557116).

The spelling of 2113144004 in words is "two billion, one hundred thirteen million, one hundred forty-four thousand, four".