2111359444 has 6 divisors (see below), whose sum is σ = 3694879034. Its totient is φ = 1055679720.

The previous prime is 2111359429. The next prime is 2111359487. The reversal of 2111359444 is 4449531112.

It can be written as a sum of positive squares in only one way, i.e., 1063542544 + 1047816900 = 32612^2 + 32370^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263919927 + ... + 263919934.

Almost surely, 2^2111359444 is an apocalyptic number.

It is an amenable number.

2111359444 is a deficient number, since it is larger than the sum of its proper divisors (1583519590).

2111359444 is a wasteful number, since it uses less digits than its factorization.

2111359444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527839865 (or 527839863 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 2111359444 is about 45949.5314883623. The cubic root of 2111359444 is about 1282.8840089484.

The spelling of 2111359444 in words is "two billion, one hundred eleven million, three hundred fifty-nine thousand, four hundred forty-four".