2189111734 has 8 divisors (see below), whose sum is σ = 3372415488. Its totient is φ = 1064973240.

The previous prime is 2189111731. The next prime is 2189111737. The reversal of 2189111734 is 4371119812.

2189111734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2189111731) and next prime (2189111737).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 2189111693 and 2189111702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2189111731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14791222 + ... + 14791369.

It is an arithmetic number, because the mean of its divisors is an integer number (421551936).

Almost surely, 2^2189111734 is an apocalyptic number.

2189111734 is a deficient number, since it is larger than the sum of its proper divisors (1183303754).

2189111734 is a wasteful number, since it uses less digits than its factorization.

2189111734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29582630.

The product of its digits is 12096, while the sum is 37.

The square root of 2189111734 is about 46787.9443232976. The cubic root of 2189111734 is about 1298.4422631673.

The spelling of 2189111734 in words is "two billion, one hundred eighty-nine million, one hundred eleven thousand, seven hundred thirty-four".