2113591743 has 6 divisors (see below), whose sum is σ = 3052965864. Its totient is φ = 1409061156.

The previous prime is 2113591741. The next prime is 2113591747. The reversal of 2113591743 is 3471953112.

2113591743 is a `hidden beast` number, since 21 + 1 + 3 + 591 + 7 + 43 = 666.

It is not a de Polignac number, because 2113591743 - 2¹ = 2113591741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2113591698 and 2113591707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113591741) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117421755 + ... + 117421772.

It is an arithmetic number, because the mean of its divisors is an integer number (508827644).

Almost surely, 2^2113591743 is an apocalyptic number.

2113591743 is a deficient number, since it is larger than the sum of its proper divisors (939374121).

2113591743 is a wasteful number, since it uses less digits than its factorization.

2113591743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234843533 (or 234843530 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 2113591743 is about 45973.8158411938. The cubic root of 2113591743 is about 1283.3359724164.

The spelling of 2113591743 in words is "two billion, one hundred thirteen million, five hundred ninety-one thousand, seven hundred forty-three".