14145427 has 4 divisors (see below), whose sum is σ = 14385240. Its totient is φ = 13905616.

The previous prime is 14145403. The next prime is 14145431. The reversal of 14145427 is 72454141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72454141 = 5087 ⋅14243.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14145427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14145395 and 14145404.

It is not an unprimeable number, because it can be changed into a prime (14145457) 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, 119818 + ... + 119935.

It is an arithmetic number, because the mean of its divisors is an integer number (3596310).

Almost surely, 2^14145427 is an apocalyptic number.

14145427 is a deficient number, since it is larger than the sum of its proper divisors (239813).

14145427 is an equidigital number, since it uses as much as digits as its factorization.

14145427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239812.

The product of its digits is 4480, while the sum is 28.

The square root of 14145427 is about 3761.0406804500. The cubic root of 14145427 is about 241.8458766378.

Adding to 14145427 its reverse (72454141), we get a palindrome (86599568).

The spelling of 14145427 in words is "fourteen million, one hundred forty-five thousand, four hundred twenty-seven".