4140234013 has 4 divisors (see below), whose sum is σ = 4140372348. Its totient is φ = 4140095680.

The previous prime is 4140233989. The next prime is 4140234017. The reversal of 4140234013 is 3104320414.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2292781689 + 1847452324 = 47883^2 + 42982^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4140234013 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 (4140234017) 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, 3478 + ... + 91063.

It is an arithmetic number, because the mean of its divisors is an integer number (1035093087).

Almost surely, 2^4140234013 is an apocalyptic number.

It is an amenable number.

4140234013 is a deficient number, since it is larger than the sum of its proper divisors (138335).

4140234013 is an equidigital number, since it uses as much as digits as its factorization.

4140234013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138334.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 4140234013 is about 64344.6502282824. The cubic root of 4140234013 is about 1605.7390272261.

Adding to 4140234013 its reverse (3104320414), we get a palindrome (7244554427).

The spelling of 4140234013 in words is "four billion, one hundred forty million, two hundred thirty-four thousand, thirteen".