2140111133 has 4 divisors (see below), whose sum is σ = 2209147008. Its totient is φ = 2071075260.

The previous prime is 2140111109. The next prime is 2140111139. The reversal of 2140111133 is 3311110412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2140111133 - 2¹² = 2140107037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140111139) 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, 34517891 + ... + 34517952.

It is an arithmetic number, because the mean of its divisors is an integer number (552286752).

Almost surely, 2^2140111133 is an apocalyptic number.

It is an amenable number.

2140111133 is a deficient number, since it is larger than the sum of its proper divisors (69035875).

2140111133 is an equidigital number, since it uses as much as digits as its factorization.

2140111133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69035874.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 2140111133 is about 46261.3351839309. The cubic root of 2140111133 is about 1288.6810494008.

Adding to 2140111133 its reverse (3311110412), we get a palindrome (5451221545).

The spelling of 2140111133 in words is "two billion, one hundred forty million, one hundred eleven thousand, one hundred thirty-three".