2140111432 has 8 divisors (see below), whose sum is σ = 4012708950. Its totient is φ = 1070055712.

The previous prime is 2140111331. The next prime is 2140111439. The reversal of 2140111432 is 2341110412.

It can be written as a sum of positive squares in only one way, i.e., 1116495396 + 1023616036 = 33414^2 + 31994^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2140111439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133756957 + ... + 133756972.

Almost surely, 2^2140111432 is an apocalyptic number.

It is an amenable number.

2140111432 is a deficient number, since it is larger than the sum of its proper divisors (1872597518).

2140111432 is a wasteful number, since it uses less digits than its factorization.

2140111432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267513935 (or 267513931 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2140111432 is about 46261.3384155712. The cubic root of 2140111432 is about 1288.6811094157.

Adding to 2140111432 its reverse (2341110412), we get a palindrome (4481221844).

The spelling of 2140111432 in words is "two billion, one hundred forty million, one hundred eleven thousand, four hundred thirty-two".