14857197 has 4 divisors (see below), whose sum is σ = 19809600. Its totient is φ = 9904796.

The previous prime is 14857189. The next prime is 14857223. The reversal of 14857197 is 79175841.

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: 79175841 = 3 ⋅26391947.

It is a cyclic number.

It is not a de Polignac number, because 14857197 - 2³ = 14857189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14857147) 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, 2476197 + ... + 2476202.

It is an arithmetic number, because the mean of its divisors is an integer number (4952400).

Almost surely, 2^14857197 is an apocalyptic number.

It is an amenable number.

14857197 is a deficient number, since it is larger than the sum of its proper divisors (4952403).

14857197 is an equidigital number, since it uses as much as digits as its factorization.

14857197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4952402.

The product of its digits is 70560, while the sum is 42.

The square root of 14857197 is about 3854.5034699686. The cubic root of 14857197 is about 245.8360828828.

The spelling of 14857197 in words is "fourteen million, eight hundred fifty-seven thousand, one hundred ninety-seven".