14019396541 has 4 divisors (see below), whose sum is σ = 14361333084. Its totient is φ = 13677460000.

The previous prime is 14019396491. The next prime is 14019396577. The reversal of 14019396541 is 14569391041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 276523641 + 13742872900 = 16629^2 + 117230^2 .

It is a cyclic number.

It is not a de Polignac number, because 14019396541 - 2⁹ = 14019396029 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 (14019396841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170968210 + ... + 170968291.

It is an arithmetic number, because the mean of its divisors is an integer number (3590333271).

Almost surely, 2^14019396541 is an apocalyptic number.

It is an amenable number.

14019396541 is a deficient number, since it is larger than the sum of its proper divisors (341936543).

14019396541 is an equidigital number, since it uses as much as digits as its factorization.

14019396541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341936542.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 14019396541 in words is "fourteen billion, nineteen million, three hundred ninety-six thousand, five hundred forty-one".