14021441545 has 4 divisors (see below), whose sum is σ = 16825729860. Its totient is φ = 11217153232.

The previous prime is 14021441537. The next prime is 14021441561. The reversal of 14021441545 is 54514412041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54514412041 = 6971 ⋅7820171.

It can be written as a sum of positive squares in 2 ways, for example, as 3603360784 + 10418080761 = 60028^2 + 102069^2 .

It is a cyclic number.

It is not a de Polignac number, because 14021441545 - 2³ = 14021441537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1402144150 + ... + 1402144159.

It is an arithmetic number, because the mean of its divisors is an integer number (4206432465).

Almost surely, 2^14021441545 is an apocalyptic number.

It is an amenable number.

14021441545 is a deficient number, since it is larger than the sum of its proper divisors (2804288315).

14021441545 is an equidigital number, since it uses as much as digits as its factorization.

14021441545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804288314.

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 14021441545 its reverse (54514412041), we get a palindrome (68535853586).

The spelling of 14021441545 in words is "fourteen billion, twenty-one million, four hundred forty-one thousand, five hundred forty-five".