14420197 has 4 divisors (see below), whose sum is σ = 15731136. Its totient is φ = 13109260.

The previous prime is 14420143. The next prime is 14420251. The reversal of 14420197 is 79102441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79102441 = 11 ⋅7191131.

It is an interprime number because it is at equal distance from previous prime (14420143) and next prime (14420251).

It is a cyclic number.

It is not a de Polignac number, because 14420197 - 2¹¹ = 14418149 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 (14423197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655453 + ... + 655474.

It is an arithmetic number, because the mean of its divisors is an integer number (3932784).

Almost surely, 2^14420197 is an apocalyptic number.

It is an amenable number.

14420197 is a deficient number, since it is larger than the sum of its proper divisors (1310939).

14420197 is a wasteful number, since it uses less digits than its factorization.

14420197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310938.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 14420197 is about 3797.3934481431. The cubic root of 14420197 is about 243.4017694959.

The spelling of 14420197 in words is "fourteen million, four hundred twenty thousand, one hundred ninety-seven".