14021040413 has 4 divisors (see below), whose sum is σ = 14025291228. Its totient is φ = 14016789600.

The previous prime is 14021040409. The next prime is 14021040599. The reversal of 14021040413 is 31404012041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31404012041 = 19 ⋅1652842739.

It can be written as a sum of positive squares in 2 ways, for example, as 2637644164 + 11383396249 = 51358^2 + 106693^2 .

It is a cyclic number.

It is not a de Polignac number, because 14021040413 - 2² = 14021040409 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 (14021040403) 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, 2120456 + ... + 2127057.

It is an arithmetic number, because the mean of its divisors is an integer number (3506322807).

Almost surely, 2^14021040413 is an apocalyptic number.

It is an amenable number.

14021040413 is a deficient number, since it is larger than the sum of its proper divisors (4250815).

14021040413 is an equidigital number, since it uses as much as digits as its factorization.

14021040413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4250814.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 14021040413 its reverse (31404012041), we get a palindrome (45425052454).

The spelling of 14021040413 in words is "fourteen billion, twenty-one million, forty thousand, four hundred thirteen".